Previous iterations of this course have covered other topics: over time we’ve added somethings at the expense of others. The collection below may be helpful for self-study.

The lecture below is a quick introduction to writing Shiny Apps, and dovetails with other interactive approaches:

Some material on Tidy Text and text analysis extends ideas in Data Wrangling II:

There are two lectures on Writing R Packages that are relevant once you know how to write R functions: