TRUDY LUDWIG is a nationally acclaimed speaker and an award-winning author who specializes in writing children's books that help kids cope with and thrive in their social world, including The Invisible Boy and My Secret Bully. She has received rave reviews from educators, experts, organizations, and parents at schools and conferences around the US for her passion and compassion in addressing peer aggression and friendship issues. An active member of the International Bullying Prevention Association, Trudy also collaborates with organizations like the Committee for Children and ConnectSafely.org, and has served as content advisor for Sesame Street Workshop. Trudy's books have won the Mom's Choice Gold Award, the IBPA Gold Benjamin Franklin Award, and the NAPPA Gold Medal, and also been recognized as NCSS-CBC Notable Social Studies Books for Young People.

ABIGAIL MARBLE illustrated her first children's story in second grade, and has been making art ever since. She lives in Portland, Oregon.