Kate Feiffer is a writer, a filmmaker, and a mother. She is the author of the picture books "No Go Sleep!"; "President Pennybaker"; "But I Wanted a Baby Brother!"; "The Wild, Wild Inside"; "Which Puppy?"; "My Mom Is Trying to Ruin My Life"; and" Double Pink"; and of the middle-grade novels "Signed by Zelda "and "The Problem with the Puddles." She lives with her family on Martha s Vineyard, Massachusetts. Visit her at KateFeiffer.com.