15  Additional Resources

15.1 Further Reading

• lme4 vignette for fitting linear mixed models

• Mixed-Effects Models in S and S-PLUS thee book for nlme, by José C. Pinheiro and Douglas M. Bates. We used this book extensively for developing this guide. Sadly, it’s both out of print and we could not find a free copy online. However, there are affordable used copies available.

• Mixed Effects Models and Extensions in Ecology with R by Alain F. Zuur, Elena N. Ieno, Neil Walker, Anatoly A. Saveliev, and Graham M. Smith.

15.2 Other Resources

• Easy Stats a collection of R packages to assist in statistical modelling, with a big focus on linear models.

• Mixed Model CRAN Task View a curated list of R packages relevant to mixed modelling. This is a great place to start

• R-SIG-mixed-models mailing list for help and discussion of mixed-model-related questions, course announcements, etc

• Grammar of Experimental Designs by Emi Tanaka. This has a great description of basic principles of experimental design.