This post walks you through the reanalysis of a meta-analysis with extremely large effect sizes.
My unspectactular experience updating R to 4.0.0
How to set up the three-level structure for meta-analyses using the R package metafor.
A very short primer on the d-family and pretest-posttest-control (PPC) designs for calculating standardized mean differences.
This post walks you through the problem of effect size dependency and provides a solution with R code.