Markdown is a [[markup]] language. YAML header RMarkdown - R Markdown documents are a worse version of Jupyter Notebooks. Errors in the code will prevent successfully knitting the document. Name code chunks `{r code_chunk_name` - At the very end put an R chunk that has `sessionInfo()` - Never use `setwd` - Never install packages in R Markdown, but library them in the first section. Don't load packages on someone else's machine. Use `echo=FALSE` to hide the code block. Knit - When knitting an