diff --git a/.gitignore b/.gitignore
index c0cc007..f68c774 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,18 +1,52 @@
-*.pyc
-*~
-.DS_Store
-.ipynb_checkpoints
-.sass-cache
-.jekyll-cache/
-__pycache__
-_site
-.Rproj.user
+# sandpaper files
+episodes/*html
+site/*
+!site/README.md
+ 
+# History files
 .Rhistory
+.Rapp.history
+ 
+# Session Data files
 .RData
-.bundle/
-.vendor/
-vendor/
-.docker-vendor/
-.*history
-.ruby-version
-*.lock
+ 
+# User-specific files
+.Ruserdata
+ 
+# Example code in package build process
+*-Ex.R
+ 
+# Output files from R CMD build
+/*.tar.gz
+ 
+# Output files from R CMD check
+/*.Rcheck/
+ 
+# RStudio files
+.Rproj.user/
+ 
+# produced vignettes
+vignettes/*.html
+vignettes/*.pdf
+ 
+# OAuth2 token, see https://github.com/hadley/httr/releases/tag/v0.3
+.httr-oauth
+ 
+# knitr and R markdown default cache directories
+*_cache/
+/cache/
+ 
+# Temporary files created by R markdown
+*.utf8.md
+*.knit.md
+ 
+# R Environment Variables
+.Renviron
+ 
+# pkgdown site
+docs/
+ 
+# translation temp files
+po/*~
+ 
+.DS_Store
diff --git a/config.yaml b/config.yaml
index d596e11..8d28d16 100644
--- a/config.yaml
+++ b/config.yaml
@@ -79,3 +79,15 @@ profiles:
 # sandpaper and varnish versions) should live
 
 varnish: intersect-training/varnish
+
+analytics: |
+  <!-- Google tag (gtag.js) -->
+  <script async src="https://www.googletagmanager.com/gtag/js?id=G-DKT48PL3Y1"></script>
+  <script>
+    window.dataLayer = window.dataLayer || [];
+    function gtag(){dataLayer.push(arguments);}
+    gtag('js', new Date());
+  
+    gtag('config', 'G-DKT48PL3Y1');
+  </script>
+