Fix typos

README.md

@@ -2,7 +2,7 @@
 
 **April 10th, 2024**. 
 
-The challenge for the next webinar is about flow charts. Details can be found [here](https://github.com/VIS-SIG/Wonderful-Wednesdays/tree/master/data/2024/2024-04-10).
+The challenge for the next webinar is about study flow charts. Details can be found [here](https://github.com/VIS-SIG/Wonderful-Wednesdays/tree/master/data/2024/2024-04-10).
 
 For more on PSI and wonderful wednesdays see https://www.psiweb.org/sigs-special-interest-groups/visualisation/welcome-to-wonderful-wednesdays
 
@@ -22,7 +22,7 @@ We will make the submissions available to the community together with highlights
 
 ## April data set
 
-**Upcoming May 8th, 2024 webinar**. The current data example focuses on [flow charts](https://github.com/VIS-SIG/Wonderful-Wednesdays/tree/master/data/2024/2024-04-10).
+**Upcoming May 8th, 2024 webinar**. The current data example focuses on [study flow charts](https://github.com/VIS-SIG/Wonderful-Wednesdays/tree/master/data/2024/2024-04-10).
 
 Submit your visualisations [here](https://docs.google.com/forms/d/e/1FAIpQLSdNAaiuUAD89LAdQm5KNnLWs-MjqA4pzX2VHAwN7iqwoKpi-Q/viewform) or send them to <[email protected]>!
 

data/Readme.md

@@ -110,7 +110,7 @@ Table of contents for the 2023 webinar series data sets:
 
   - [Power and sample size calculations](https://github.com/VIS-SIG/Wonderful-Wednesdays/tree/master/data/2024/2024-03-13). Presented on **March 13th, 2024**.
 
-  - [Flow charts](https://github.com/VIS-SIG/Wonderful-Wednesdays/tree/master/data/2024/2024-04-10)
+  - [Study flow charts](https://github.com/VIS-SIG/Wonderful-Wednesdays/tree/master/data/2024/2024-04-10). Presented on **April 10th, 2024**.
 
 **NOTE** to download a single data set as a csv file, click on the raw
 button and save the file. The [following link describes the process in