Possible topics to add

[csoneson]

• data masking - e.g. from https://cran.r-project.org/web/packages/ggplot2/vignettes/ggplot2-in-packages.html
• adding statistical information (there is an empty section already: https://csoneson.github.io/intermediate_ggplot2_FMI2023/intermediate_ggplot2.html#adding-statistical-information-to-plots)
• tidyplots: https://github.com/jbengler/tidyplots