diff --git a/.DS_Store b/.DS_Store
index 20bded0..921e4f6 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/.bundle/config b/.bundle/config
new file mode 100644
index 0000000..2369228
--- /dev/null
+++ b/.bundle/config
@@ -0,0 +1,2 @@
+---
+BUNDLE_PATH: "vendor/bundle"
diff --git a/.gitignore b/.gitignore
index 2ca8682..30474fa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ _site/
 .sass-cache/
 .jekyll-cache/
 .jekyll-metadata
+vendor/
diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 0000000..eca690e
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+3.0.5
diff --git a/Gemfile b/Gemfile
index edb2cf8..a9fc3a0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,3 +4,5 @@ gem "jekyll"
 gem "rake"
 gem 'jekyll-feed'
 gem 'jekyll-sitemap'
+
+gem "webrick", "~> 1.8"
diff --git a/Gemfile.lock b/Gemfile.lock
index aee136f..8afea7c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -214,6 +214,8 @@ GEM
     nokogiri (1.13.9)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
+    nokogiri (1.13.9-x64-mingw32)
+      racc (~> 1.4)
     octokit (4.18.0)
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
@@ -251,7 +253,9 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.8.2)
+    unf_ext (0.0.8.2-x64-mingw32)
     unicode-display_width (1.8.0)
+    webrick (1.8.1)
     zeitwerk (2.6.1)
 
 PLATFORMS
@@ -264,6 +268,7 @@ DEPENDENCIES
   jekyll-feed
   jekyll-sitemap
   rake
+  webrick (~> 1.8)
 
 BUNDLED WITH
-   2.1.4
+   2.2.33
diff --git a/_config.yml b/_config.yml
index 1c6a7c4..37279f0 100644
--- a/_config.yml
+++ b/_config.yml
@@ -8,3 +8,12 @@ defaults:
       path:            "assets/**/*.pdf"
     values:
       sitemap:         false
+
+exclude:
+  - Gemfile
+  - Gemfile.lock
+  - node_modules
+  - vendor/bundle/
+  - vendor/cache/
+  - vendor/gems/
+  - vendor/ruby/
\ No newline at end of file
diff --git a/assets/.DS_Store b/assets/.DS_Store
index 305690a..04e8e9d 100644
Binary files a/assets/.DS_Store and b/assets/.DS_Store differ
diff --git a/index.html b/index.html
index 22cb483..469838a 100644
--- a/index.html
+++ b/index.html
@@ -13,11 +13,11 @@
 </div>
 
 
-<h3>Postgraduate student at Balliol College, Oxford </h3>
+<h3>Postgraduate student at the University of Oxford </h3>
 
 
 <p id="bio">
-I am a DPhil student at the Mathematical Insitute in the University of Oxford, funded by a scholarship from the
+I am a third year DPhil student at the Mathematical Insitute in the University of Oxford, funded by a scholarship from the
 Heilbronn Institute for Mathematical Research. I previously completed the MFoCS MSc here at Oxford.
 </p>
 
@@ -53,7 +53,7 @@ <h3>Publications and preprints</h3>
  <h3>Things I've done</h3>
 
  <ul>
-  <li>I'm currently running the <a href="https://www.maths.ox.ac.uk/events/list/655">Junior Topology and Group Theory seminar</a> at Oxford. Get in touch if you'd like to speak.</li>
+  <li>I ran the the <a href="https://www.maths.ox.ac.uk/events/list/655">Junior Topology and Group Theory seminar</a> at Oxford for 2022-23.</li>
  </ul>