diff --git a/__init__.py b/__init__.py
index bd9fc11..f77a80f 100644
--- a/__init__.py
+++ b/__init__.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/binaries/__init__.py b/binaries/__init__.py
index bd9fc11..f77a80f 100644
--- a/binaries/__init__.py
+++ b/binaries/__init__.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/c_code/Makefile b/c_code/Makefile
index f875e6e..af4a943 100644
--- a/c_code/Makefile
+++ b/c_code/Makefile
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/c_code/activation.c b/c_code/activation.c
index 6d9fa79..659ceb1 100644
--- a/c_code/activation.c
+++ b/c_code/activation.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/activation.h b/c_code/activation.h
index bc430d1..0af09e1 100644
--- a/c_code/activation.h
+++ b/c_code/activation.h
@@ -1,47 +1,47 @@
-/*
- * Copyright (c) 2015-2021 The University of Manchester
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef __ACTIVATION_H__
-#define __ACTIVATION_H__
-
-#include <stdint.h>
-
-activation_t sigmoid       (net_t input);
-net_t        inv_sigmoid   (activation_t input);
-
-#define __SQRT_HALF     UINT32_C(3037000500)
-
-extern uint64_t recip_normalized_root (uint32_t x);
-extern uint64_t __x_u64_ulr           (uint64_t x, uint32_t y);
-
-static inline uint64_t newton_xlr(uint32_t x, uint64_t r)
-{
-    register uint64_t t = __x_u64_ulr(r, x);
-
-    t = ((uint64_t)(x) << 32) - (t >> 1);
-
-    return t;
-}
-
-static inline int odd(int x)
-{
-    return (x & 1) == 1;
-};
-
-extern wchange_t sqrt_custom (lds_t x);
-
-#endif
+/*
+ * Copyright (c) 2015 The University of Manchester
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __ACTIVATION_H__
+#define __ACTIVATION_H__
+
+#include <stdint.h>
+
+activation_t sigmoid       (net_t input);
+net_t        inv_sigmoid   (activation_t input);
+
+#define __SQRT_HALF     UINT32_C(3037000500)
+
+extern uint64_t recip_normalized_root (uint32_t x);
+extern uint64_t __x_u64_ulr           (uint64_t x, uint32_t y);
+
+static inline uint64_t newton_xlr(uint32_t x, uint64_t r)
+{
+    register uint64_t t = __x_u64_ulr(r, x);
+
+    t = ((uint64_t)(x) << 32) - (t >> 1);
+
+    return t;
+}
+
+static inline int odd(int x)
+{
+    return (x & 1) == 1;
+};
+
+extern wchange_t sqrt_custom (lds_t x);
+
+#endif
diff --git a/c_code/activation_lut.h b/c_code/activation_lut.h
index 9bc6cda..ea395e0 100644
--- a/c_code/activation_lut.h
+++ b/c_code/activation_lut.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/comms_i.c b/c_code/comms_i.c
index fc36ea5..b2f23fd 100644
--- a/c_code/comms_i.c
+++ b/c_code/comms_i.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/comms_i.h b/c_code/comms_i.h
index bc1dadd..cbbcd0c 100644
--- a/c_code/comms_i.h
+++ b/c_code/comms_i.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/comms_s.c b/c_code/comms_s.c
index d1189ec..068071d 100644
--- a/c_code/comms_s.c
+++ b/c_code/comms_s.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/comms_s.h b/c_code/comms_s.h
index e19b0c1..36f1bc4 100644
--- a/c_code/comms_s.h
+++ b/c_code/comms_s.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/comms_t.c b/c_code/comms_t.c
index 33303bf..ffdfa9d 100644
--- a/c_code/comms_t.c
+++ b/c_code/comms_t.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/comms_t.h b/c_code/comms_t.h
index 2d47b3e..26a7c89 100644
--- a/c_code/comms_t.h
+++ b/c_code/comms_t.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/comms_w.c b/c_code/comms_w.c
index 50114ca..4a7cb8d 100644
--- a/c_code/comms_w.c
+++ b/c_code/comms_w.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/comms_w.h b/c_code/comms_w.h
index 3b9953c..60b014c 100644
--- a/c_code/comms_w.h
+++ b/c_code/comms_w.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/init_i.c b/c_code/init_i.c
index e1e075b..a22c500 100644
--- a/c_code/init_i.c
+++ b/c_code/init_i.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/init_i.h b/c_code/init_i.h
index 681fb55..3fab11d 100644
--- a/c_code/init_i.h
+++ b/c_code/init_i.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/init_s.c b/c_code/init_s.c
index 7b15a19..592ee9f 100644
--- a/c_code/init_s.c
+++ b/c_code/init_s.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/init_s.h b/c_code/init_s.h
index 8eb430e..bcc9451 100644
--- a/c_code/init_s.h
+++ b/c_code/init_s.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/init_t.c b/c_code/init_t.c
index 4d5410f..ae9a69d 100644
--- a/c_code/init_t.c
+++ b/c_code/init_t.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/init_t.h b/c_code/init_t.h
index ab2f219..7ef9f89 100644
--- a/c_code/init_t.h
+++ b/c_code/init_t.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/init_w.c b/c_code/init_w.c
index c7ede49..1e23555 100644
--- a/c_code/init_w.c
+++ b/c_code/init_w.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/init_w.h b/c_code/init_w.h
index 63946ab..f3d2522 100644
--- a/c_code/init_w.h
+++ b/c_code/init_w.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/input.c b/c_code/input.c
index 92e0efc..b59046d 100644
--- a/c_code/input.c
+++ b/c_code/input.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/input.mk b/c_code/input.mk
index ad670fd..daf3f41 100644
--- a/c_code/input.mk
+++ b/c_code/input.mk
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/c_code/mlp_externs.h b/c_code/mlp_externs.h
index 61174f4..4488fe8 100644
--- a/c_code/mlp_externs.h
+++ b/c_code/mlp_externs.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/mlp_macros.h b/c_code/mlp_macros.h
index d42bb6a..a674404 100644
--- a/c_code/mlp_macros.h
+++ b/c_code/mlp_macros.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/mlp_params.h b/c_code/mlp_params.h
index 9213f26..5ce4fde 100644
--- a/c_code/mlp_params.h
+++ b/c_code/mlp_params.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/mlp_types.h b/c_code/mlp_types.h
index 415e78c..6a39960 100644
--- a/c_code/mlp_types.h
+++ b/c_code/mlp_types.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/process_i.c b/c_code/process_i.c
index 2cbfa69..ef40799 100644
--- a/c_code/process_i.c
+++ b/c_code/process_i.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/process_i.h b/c_code/process_i.h
index a008682..397e149 100644
--- a/c_code/process_i.h
+++ b/c_code/process_i.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/process_s.c b/c_code/process_s.c
index 2a9944b..a2a81f8 100644
--- a/c_code/process_s.c
+++ b/c_code/process_s.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/process_s.h b/c_code/process_s.h
index dc067da..5f0944c 100644
--- a/c_code/process_s.h
+++ b/c_code/process_s.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/process_t.c b/c_code/process_t.c
index a3cdc3e..afefb53 100644
--- a/c_code/process_t.c
+++ b/c_code/process_t.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/process_t.h b/c_code/process_t.h
index 6cdf54b..3a9874f 100644
--- a/c_code/process_t.h
+++ b/c_code/process_t.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/process_w.c b/c_code/process_w.c
index ca5fc44..8b78f54 100644
--- a/c_code/process_w.c
+++ b/c_code/process_w.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/process_w.h b/c_code/process_w.h
index 1b4f57f..a98fe91 100644
--- a/c_code/process_w.h
+++ b/c_code/process_w.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/sum.c b/c_code/sum.c
index e2ef98b..9e19ebc 100644
--- a/c_code/sum.c
+++ b/c_code/sum.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/sum.mk b/c_code/sum.mk
index 153f0a5..c5331f7 100644
--- a/c_code/sum.mk
+++ b/c_code/sum.mk
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/c_code/threshold.c b/c_code/threshold.c
index 25e7140..7484697 100644
--- a/c_code/threshold.c
+++ b/c_code/threshold.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/threshold.mk b/c_code/threshold.mk
index 6bdb22e..550b032 100644
--- a/c_code/threshold.mk
+++ b/c_code/threshold.mk
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/c_code/weight.c b/c_code/weight.c
index 71f7788..10e6dee 100644
--- a/c_code/weight.c
+++ b/c_code/weight.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2021 The University of Manchester
+ * Copyright (c) 2015 The University of Manchester
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/c_code/weight.mk b/c_code/weight.mk
index 5bc3733..ebb0c6c 100644
--- a/c_code/weight.mk
+++ b/c_code/weight.mk
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/examples/rand10x40/rand10x40.py b/examples/rand10x40/rand10x40.py
index b5dbaae..c09ff48 100644
--- a/examples/rand10x40/rand10x40.py
+++ b/examples/rand10x40/rand10x40.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/examples/rogers-basic/rogers-basic.py b/examples/rogers-basic/rogers-basic.py
index 4600d33..af5a288 100644
--- a/examples/rogers-basic/rogers-basic.py
+++ b/examples/rogers-basic/rogers-basic.py
@@ -1,106 +1,106 @@
-# Copyright (c) 2015-2021 The University of Manchester
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-from spinn_pdp2.mlp_network import MLPNetwork
-from spinn_pdp2.mlp_types   import MLPNetworkTypes, MLPGroupTypes, MLPUpdateFuncs
-from spinn_pdp2.mlp_types   import MLPInputProcs
-
-#-----------------------------------------------------------
-# rogers-basic
-#
-# implementation of a simplified Rogers network
-#
-# Rogers et al., "The structure and deterioration of semantic
-# memory: A computational and neuropsychological investigation"
-# Psychological Review, 111(1), 205–235, 2004.
-#
-#-----------------------------------------------------------
-
-# instantiate the MLP network
-rogers = MLPNetwork (net_type = MLPNetworkTypes.CONTINUOUS,
-                        intervals = 8,
-                        ticks_per_interval = 10
-                        )
-
-# instantiate network groups (layers)
-Encyclo  = rogers.group (units = 18,
-                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT], 
-                          label = "Encyclo"
-                          )
-Functional = rogers.group (units = 32,
-                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT],
-                          label = "Functional"
-                          )
-Perceptual = rogers.group (units = 61,
-                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT],
-                          label = "Perceptual"
-                          )
-Visual = rogers.group (units = 64,
-                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT],
-                          label = "Visual"
-                          )
-Name = rogers.group (units = 48,
-                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT],
-                          label = "Name"
-                          )
-Semantic = rogers.group (units = 64,
-                          label = "Semantic"
-                          )
-
-# instantiate network links
-rogers.link (Encyclo, Semantic)
-rogers.link (Semantic, Encyclo)
-rogers.link (Functional, Semantic)
-rogers.link (Semantic, Functional)
-rogers.link (Perceptual, Semantic)
-rogers.link (Semantic, Perceptual)
-rogers.link (Visual, Semantic)
-rogers.link (Semantic, Visual)
-rogers.link (Name, Semantic)
-rogers.link (Semantic, Name)
-rogers.link (Semantic, Semantic)
-
-# instantiate network example set
-set1 = rogers.example_set (label = "set1")
-
-# read Lens-style examples file
-set1.read_Lens_examples_file ("rogers-basic.ex")
-
-# set network parameters
-rogers.set (num_presentations = 10,
-              learning_rate = 0.005,
-              weight_decay = 0.0002,
-              momentum = 0.0,
-              train_group_crit = 0.2
-              )
-
-# read initial weights from Lens-generated file
-rogers.read_Lens_weights_file (
-    "rogers-basic_weights.txt")
-
-# train the network for the default number of updates
-rogers.train (update_function = MLPUpdateFuncs.UPD_DOUGSMOMENTUM)
-
-# generate Lens-style output file
-rogers.write_Lens_output_file ("rogers-basic_train.out")
-
-# test the network for the complete example set
-rogers.test ()
-
-# generate Lens-style output file
-rogers.write_Lens_output_file ("rogers-basic_train_test_1e.out")
-
-# close the application
-rogers.end ()
+# Copyright (c) 2015 The University of Manchester
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from spinn_pdp2.mlp_network import MLPNetwork
+from spinn_pdp2.mlp_types   import MLPNetworkTypes, MLPGroupTypes, MLPUpdateFuncs
+from spinn_pdp2.mlp_types   import MLPInputProcs
+
+#-----------------------------------------------------------
+# rogers-basic
+#
+# implementation of a simplified Rogers network
+#
+# Rogers et al., "The structure and deterioration of semantic
+# memory: A computational and neuropsychological investigation"
+# Psychological Review, 111(1), 205–235, 2004.
+#
+#-----------------------------------------------------------
+
+# instantiate the MLP network
+rogers = MLPNetwork (net_type = MLPNetworkTypes.CONTINUOUS,
+                        intervals = 8,
+                        ticks_per_interval = 10
+                        )
+
+# instantiate network groups (layers)
+Encyclo  = rogers.group (units = 18,
+                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT], 
+                          label = "Encyclo"
+                          )
+Functional = rogers.group (units = 32,
+                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT],
+                          label = "Functional"
+                          )
+Perceptual = rogers.group (units = 61,
+                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT],
+                          label = "Perceptual"
+                          )
+Visual = rogers.group (units = 64,
+                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT],
+                          label = "Visual"
+                          )
+Name = rogers.group (units = 48,
+                          group_type = [MLPGroupTypes.INPUT, MLPGroupTypes.OUTPUT],
+                          label = "Name"
+                          )
+Semantic = rogers.group (units = 64,
+                          label = "Semantic"
+                          )
+
+# instantiate network links
+rogers.link (Encyclo, Semantic)
+rogers.link (Semantic, Encyclo)
+rogers.link (Functional, Semantic)
+rogers.link (Semantic, Functional)
+rogers.link (Perceptual, Semantic)
+rogers.link (Semantic, Perceptual)
+rogers.link (Visual, Semantic)
+rogers.link (Semantic, Visual)
+rogers.link (Name, Semantic)
+rogers.link (Semantic, Name)
+rogers.link (Semantic, Semantic)
+
+# instantiate network example set
+set1 = rogers.example_set (label = "set1")
+
+# read Lens-style examples file
+set1.read_Lens_examples_file ("rogers-basic.ex")
+
+# set network parameters
+rogers.set (num_presentations = 10,
+              learning_rate = 0.005,
+              weight_decay = 0.0002,
+              momentum = 0.0,
+              train_group_crit = 0.2
+              )
+
+# read initial weights from Lens-generated file
+rogers.read_Lens_weights_file (
+    "rogers-basic_weights.txt")
+
+# train the network for the default number of updates
+rogers.train (update_function = MLPUpdateFuncs.UPD_DOUGSMOMENTUM)
+
+# generate Lens-style output file
+rogers.write_Lens_output_file ("rogers-basic_train.out")
+
+# test the network for the complete example set
+rogers.test ()
+
+# generate Lens-style output file
+rogers.write_Lens_output_file ("rogers-basic_train_test_1e.out")
+
+# close the application
+rogers.end ()
diff --git a/examples/visSemPhon/visSemPhon.py b/examples/visSemPhon/visSemPhon.py
index c723b3d..4cd09e8 100644
--- a/examples/visSemPhon/visSemPhon.py
+++ b/examples/visSemPhon/visSemPhon.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/integration_tests/__init__.py b/integration_tests/__init__.py
index dd7f845..680f6b1 100644
--- a/integration_tests/__init__.py
+++ b/integration_tests/__init__.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2017-2021 The University of Manchester
+# Copyright (c) 2017 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/integration_tests/script_builder.py b/integration_tests/script_builder.py
index 7b62f2b..5204092 100644
--- a/integration_tests/script_builder.py
+++ b/integration_tests/script_builder.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2017-2019 The University of Manchester
+# Copyright (c) 2017 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/integration_tests/test_scripts.py b/integration_tests/test_scripts.py
index 0b5519f..7adacec 100644
--- a/integration_tests/test_scripts.py
+++ b/integration_tests/test_scripts.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2019-2021 The University of Manchester
+# Copyright (c) 2019 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/requirements-test.txt b/requirements-test.txt
index f6abe44..38ada75 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,4 +1,4 @@
-# Copyright (c) 2017-2021 The University of Manchester
+# Copyright (c) 2017 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/setup.py b/setup.py
index a7eda01..294dab3 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2017-2021 The University of Manchester
+# Copyright (c) 2017 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/__init__.py b/spinn_pdp2/__init__.py
index bd9fc11..f77a80f 100644
--- a/spinn_pdp2/__init__.py
+++ b/spinn_pdp2/__init__.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/_version.py b/spinn_pdp2/_version.py
index 41e78f1..703cc02 100644
--- a/spinn_pdp2/_version.py
+++ b/spinn_pdp2/_version.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/input_vertex.py b/spinn_pdp2/input_vertex.py
index 7cd853b..b709886 100644
--- a/spinn_pdp2/input_vertex.py
+++ b/spinn_pdp2/input_vertex.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2022 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/mlp_examples.py b/spinn_pdp2/mlp_examples.py
index 7db5a93..be8a45f 100644
--- a/spinn_pdp2/mlp_examples.py
+++ b/spinn_pdp2/mlp_examples.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/mlp_group.py b/spinn_pdp2/mlp_group.py
index 80bbe21..e3072fe 100644
--- a/spinn_pdp2/mlp_group.py
+++ b/spinn_pdp2/mlp_group.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/mlp_link.py b/spinn_pdp2/mlp_link.py
index bda97bf..df66eed 100644
--- a/spinn_pdp2/mlp_link.py
+++ b/spinn_pdp2/mlp_link.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/mlp_network.py b/spinn_pdp2/mlp_network.py
index 2635fdd..bbdbf27 100644
--- a/spinn_pdp2/mlp_network.py
+++ b/spinn_pdp2/mlp_network.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/mlp_types.py b/spinn_pdp2/mlp_types.py
index 98c4aae..22ad33e 100644
--- a/spinn_pdp2/mlp_types.py
+++ b/spinn_pdp2/mlp_types.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2021 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/sum_vertex.py b/spinn_pdp2/sum_vertex.py
index 9d8fad8..e1b78d2 100644
--- a/spinn_pdp2/sum_vertex.py
+++ b/spinn_pdp2/sum_vertex.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2022 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/threshold_vertex.py b/spinn_pdp2/threshold_vertex.py
index 27c5ab0..737abc0 100644
--- a/spinn_pdp2/threshold_vertex.py
+++ b/spinn_pdp2/threshold_vertex.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2022 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/spinn_pdp2/weight_vertex.py b/spinn_pdp2/weight_vertex.py
index 358ce7b..f08e02a 100644
--- a/spinn_pdp2/weight_vertex.py
+++ b/spinn_pdp2/weight_vertex.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2015-2022 The University of Manchester
+# Copyright (c) 2015 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/unittests/test_import_all.py b/unittests/test_import_all.py
index 318a77b..d00b42b 100644
--- a/unittests/test_import_all.py
+++ b/unittests/test_import_all.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2017-2019 The University of Manchester
+# Copyright (c) 2017 The University of Manchester
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by