R code and data for: Sánchez-Tójar, A., Moran, N.P., O'Dea, R.E., Reinhold, K., Nakagawa, S. *In press*. Illustrating the importance of meta-analysing variances alongside means in ecology and evolution. *Journal of Evolutionary Biology* (preprint: https://doi.org/10.32942/osf.io/yhfvk) The GitHub repository containing all data and code for this study is available at Zenodo (doi: [10.5281/zenodo.3843018](https://doi.org/10.5281/zenodo.3843018)). Please, cite the Zenodo repository when using any of these materials, along with the original publication. ---------- **Content**: please, see the README file for detailed descriptions and instructions. More in the GitHub repository: - https://github.com/ASanchez-Tojar/meta-analysis_of_variance ---------- *For further questions contact*: [Alfredo Sánchez-Tójar](https://scholar.google.co.uk/citations?hl=en&user=Sh-Rjq8AAAAJ&view_op=list_works&sortby=pubdate) (twitter: [@ASanchez_Tojar](https://twitter.com/ASanchez_Tojar); email: **alfredo.tojar@gmail.com**)