She Has Her Mother's LaughBy: Carl Zimmer SHORTLISTED FOR THE 2018 BAILLIE GIFFORD PRIZE FOR NON FICTION She Has Her Mothers Laugh presents a profoundly original perspective on what we pass along from generation to generation. Charles Darwin played a crucial part in turning heredity into a scientific question, and yet he failed spectacularly to answer it. The birth of genetics in the early 1900s seemed to do precisely that. Gradually, people translated their old notions about