my recommenders are bi-modal since becoming a parent

This primer on between/within effects (using Mundlak device) is the paper I pull-up more often than any other during stats consultations. Better approaches exist (latent mean centering) but the explanations and figures here are top notch.

www.sciencedirect.com/science/arti...

Teaching statistics to grad students this semester. Reading Freedman's anti-regression piece "Statistical Models and Shoe Leather" (paper brought to my attention by @edhagen.net) next week to calibrate expectations. Tag urself on his ordinal scale of pessimism.