1. Bürkner, P.-C. in press brms: An R package for bayesian multilevel models using stan. *Journal of Statistical Software*

2. Hadfield, J. D. 2010 MCMC methods for multi-response generalized linear mixed models: The MCMCglmm R package. *Journal of Statistical Software* **33**, 1–22.

3. Bates, D., Mächler, M., Bolker, B. & Walker, S. 2015 Fitting linear mixed-effects models using lme4. *Journal of Statistical Software* **67**, 1–48. (doi:10.18637/jss.v067.i01)

4. Allaire, J., Cheng, J., Xie, Y., McPherson, J., Chang, W., Allen, J., Wickham, H., Atkins, A. & Hyndman, R. 2016 *Rmarkdown: Dynamic documents for r*.

6. R Core Team 2016 *Foreign: Read data stored by minitab, s, sas, spss, stata, systat, weka, dBase, .*

7. Harrell Jr, F. E., Charles Dupont & others. 2016 *Hmisc: Harrell miscellaneous*.

8. Fox, J. & Weisberg, S. 2011 *An R companion to applied regression*. Second. Thousand Oaks CA: Sage.

9. Revelle, W. 2016 *Psych: Procedures for psychological, psychometric, and personality research*. Evanston, Illinois: Northwestern University.

10. Fletcher, T. D. 2012 *QuantPsyc: Quantitative psychology tools*.

12. Wickham, H. 2009 *Ggplot2: Elegant graphics for data analysis*. Springer-Verlag New York.

13. Grolemund, G. & Wickham, H. 2011 Dates and times made easy with lubridate. *Journal of Statistical Software* **40**, 1–25.

14. Wickham, H. 2016 *Stringr: Simple, consistent wrappers for common string operations*.

15. Gagolewski, M. & Tartanus, B. 2016 *R package stringi: Character string processing facilities*.

16. Wickham, H. 2007 Reshaping data with the reshape package. *Journal of Statistical Software* **21**, 1–20.

17. Wickham, H. 2011 The split-apply-combine strategy for data analysis. *Journal of Statistical Software* **40**, 1–29.

18. Xie, Y. 2016 *Knitr: A general-purpose package for dynamic report generation in r*.

19. Dowle, M., Srinivasan, A., Short, T., R Saporta, S. L. with contributions from & Antonyan, E. 2015 *Data.table: Extension of data.frame*.

20. Wickham, H. & Francois, R. 2016 *Dplyr: A grammar of data manipulation*.

21. Wickham, H. 2016 *Dtplyr: Data table back-end for ’dplyr’*.

22. Robinson, D. 2016 *Broom: Convert statistical analysis objects into tidy data frames*.

23. Daróczi, G. & Tsegelskyi, R. 2015 *Pander: An r pandoc writer*.

24. Xie, Y. 2016 *DT: A wrapper of the javascript library ’datatables’*.

25. Gabry, J. 2016 *Bayesplot: Plotting for bayesian models*.