Mad rantings about politics, evolution, and microbiology. Comment policy: say what you want, but back it up with an email address. I don't like anonymous trolls.
A problem in genome-wide association studies ("GWAS") is the"missing heritability" issue--identified genetic variation can only account for a small fraction of the estimated genetic contribution to variation in that trait. Razib has a good roundup of several explanations (and I added some…