diff --git a/01-intro.Rmd b/01-intro.Rmd
index a2f5707..c435c16 100644
--- a/01-intro.Rmd
+++ b/01-intro.Rmd
@@ -24,19 +24,19 @@ Increasing the usability and quality of documentation for a tool is not only hel
 
 The course is intended for cancer informatics tool developers, particularly those creating tools as a part of the [Informatics Technology Cancer Research](https://itcr.cancer.gov/informatics-tools).
 
-```{r, fig.alt = "For individuals whom: Create informatics tools, want to learn how to apply user experience design principles to their tools and want to increase the quality of their documentation", echo = FALSE}
+```{r for_individuals_who, fig.alt = "For individuals whom: Create informatics tools, want to learn how to apply user experience design principles to their tools and want to increase the quality of their documentation", echo = FALSE}
 ottrpal::include_slide("https://docs.google.com/presentation/d/1PH9_KlLVggYpNJI0fgvcIcft2vDtGA_mlCqKFA8gnAg/edit#slide=id.g2def1a354ad_0_0")
 ```
 
 ## Topics covered:
 
-```{r, fig.alt="Concepts discussed in Documentation and Usability course:Apply usability research concepts, Create user friendly guides, Document code clearly, Obtain helpful user feedback", out.width = "100%", echo = FALSE}
+```{r topics_covered, fig.alt="Concepts discussed in Documentation and Usability course:Apply usability research concepts, Create user friendly guides, Document code clearly, Obtain helpful user feedback", out.width = "100%", echo = FALSE}
 ottrpal::include_slide("https://docs.google.com/presentation/d/1PH9_KlLVggYpNJI0fgvcIcft2vDtGA_mlCqKFA8gnAg/edit#slide=id.g2def1a354ad_0_6")
 ```
 
 ## Curriculum    
 
-```{r, fig.alt = "This course will demonstrate how to: Understanding why usability and documentation is vital, Identifying your user community, Building documentation and tutorials to maximize the usability of developed tools, Obtaining feedback from your users", echo = FALSE}
+```{r learning_objectives, fig.alt = "This course will demonstrate how to: Understanding why usability and documentation is vital, Identifying your user community, Building documentation and tutorials to maximize the usability of developed tools, Obtaining feedback from your users", echo = FALSE}
 ottrpal::include_slide("https://docs.google.com/presentation/d/1PH9_KlLVggYpNJI0fgvcIcft2vDtGA_mlCqKFA8gnAg/edit#slide=id.gd422c5de97_0_10")
 ```