diff --git a/01_materials/slides/01_git_intro_clone_fork.pdf b/01_materials/slides/01_git_intro_clone_fork.pdf
index bac9c20..97cde79 100644
Binary files a/01_materials/slides/01_git_intro_clone_fork.pdf and b/01_materials/slides/01_git_intro_clone_fork.pdf differ
diff --git a/03_instructional_team/markdown_slides/01_git_intro_clone_fork.md b/03_instructional_team/markdown_slides/01_git_intro_clone_fork.md
index 7ec4772..d77370b 100644
--- a/03_instructional_team/markdown_slides/01_git_intro_clone_fork.md
+++ b/03_instructional_team/markdown_slides/01_git_intro_clone_fork.md
@@ -60,7 +60,7 @@ Today we connect **Git on your computer** with **GitHub online**.
 
 ## Learning Goals
 
-By the end of this section, you should be able to explain:
+By the end of this section, you will be able to explain:
 
 1. What Git is for
 2. What **modified**, **staged**, and **committed** mean
@@ -68,6 +68,14 @@ By the end of this section, you should be able to explain:
 4. The difference between **clone** and **fork**
 5. How to fork a GitHub repo and clone your fork
 
+![bg right:40% w:350](./images/git_2x.png)
+
+---
+
+## Why do we need Git?
+
+![bg right:70% w:450](./images/phd101212s.gif)
+
 ---
 
 ## What Is Git For?
diff --git a/03_instructional_team/markdown_slides/images/git_2x.png b/03_instructional_team/markdown_slides/images/git_2x.png
new file mode 100644
index 0000000..fd51673
Binary files /dev/null and b/03_instructional_team/markdown_slides/images/git_2x.png differ
diff --git a/03_instructional_team/markdown_slides/images/phd101212s.gif b/03_instructional_team/markdown_slides/images/phd101212s.gif
new file mode 100644
index 0000000..721323e
Binary files /dev/null and b/03_instructional_team/markdown_slides/images/phd101212s.gif differ