diff --git a/Gemfile.lock b/Gemfile.lock
index 9c1226f36517526449fc189761e43191c79c0942..3820d549dfefa0352d386beb16e5f7719ef7b489 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -27,13 +27,13 @@ GEM
     execjs (2.7.0)
     extras (0.3.0)
       forwardable-extended (~> 2.5)
-    fastimage (2.2.2)
-    ffi (1.14.2)
+    fastimage (2.2.3)
+    ffi (1.15.0)
     font-awesome-sass (5.15.1)
       sassc (>= 1.11)
     forwardable-extended (2.6.0)
     hpricot (0.8.6)
-    html-proofer (3.18.5)
+    html-proofer (3.18.8)
       addressable (~> 2.3)
       mercenary (~> 0.3)
       nokogumbo (~> 2.0)
@@ -106,8 +106,8 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
     mini_portile2 (2.5.0)
-    minitest (5.14.3)
-    nokogiri (1.11.1)
+    minitest (5.14.4)
+    nokogiri (1.11.2)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
     nokogumbo (2.0.4)
@@ -125,7 +125,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     ref (2.0.0)
-    regexp_parser (2.0.3)
+    regexp_parser (2.1.1)
     remark (0.3.2)
       hpricot (~> 0.8.2)
     rexml (3.2.4)
@@ -184,7 +184,6 @@ DEPENDENCIES
   jekyll-mermaid
   jekyll-paginate
   jekyll-redirect-from
-  jekyll-seo-tag
   jekyll-target-blank
   jekyll-theme-cayman!
   kramdown-parser-gfm
diff --git a/slides/wk01/img/potluri_headshot.JPG b/slides/wk01/img/potluri_headshot.JPG
deleted file mode 100644
index c6711704794ec3efa25060d2e4d60ddb5b3fbcc9..0000000000000000000000000000000000000000
Binary files a/slides/wk01/img/potluri_headshot.JPG and /dev/null differ
diff --git a/slides/wk01/img/potluri_headshot.png b/slides/wk01/img/potluri_headshot.png
new file mode 100644
index 0000000000000000000000000000000000000000..bf01ded6fc697516ece8abb284b59d546f8e2a5c
Binary files /dev/null and b/slides/wk01/img/potluri_headshot.png differ
diff --git a/slides/wk01/img/varsha_headshot.jpg b/slides/wk01/img/varsha_headshot.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..56611a72bfb4e7e1c4dc343cd0daaad05cd4bb8b
Binary files /dev/null and b/slides/wk01/img/varsha_headshot.jpg differ
diff --git a/slides/wk01/intro.html b/slides/wk01/intro.html
index 69041cb028e41614302d8fa63a5b9e441f1918c3..96a54b0f2e6fab43075eee46fadf3caeab304cd4 100644
--- a/slides/wk01/intro.html
+++ b/slides/wk01/intro.html
@@ -108,15 +108,36 @@ and accessibility of our digital future.
 ]
 
 ---
-.left-column-staff[
+.left-column-half[
 # Venkatesh Potluri
-
+Pronouns: He/him
+ 
+I aspire to make software engineering inclusive to developers who are blind or visually impaired (BVI)
+ 
+- improving programming environment accessibility
+- Inventing tools to support BVI developers to create aesthetically pleaseing interfaces
+- Improving efficiency of screen reader interactions
+ 
+]
+ 
+.right-column-half[
+ 
+![:img headshot of Venkatesh Potluri](img/potluri_headshot.png)
+ 
 ]
-
 ---
-.left-column-staff[
+.left-column-half[
 # Varsha Konda
+Pronouns: He/him
+
+I'm a junior studying Computer Science at the University of Washington. 
 
+- primarily interested in databases, accessibility, and algorithms. 
+- currently doing research on understanding mobility preferences of differently-abled people. 
+]
+
+.right-column-half[
+![:img headshot of Varsha](img/varsha_headshot.jpg)
 ]
 
 ---