This document introduces text analysis and provides an overview of how to perform text analysis. It defines text analysis as using computational tools to quickly search large texts and conduct complex searches. The document explains that text analysis can help test intuitions during research by encouraging reflection on questions asked of texts. Several examples of text analysis tools and projects are provided, such as Voyant Tools, Google Ngram Viewer, and projects analyzing literary texts. A variety of open-source text analysis tools and programming languages are introduced.