The Secret Language of Birthdays: Teen Edition

Alicia Thompson is a writer, reader, and lover of baseball. She has never caught a foul ball but she was once two seats down from a Jumbotron proposal and that has to count for something. She’s currently taking in home games in sunny Central Florida with her husband, two children, and a cat named Luna who has yet to hit for the cycle (aka has not escaped out of every door in a single day, although with the numbers she’s been putting up . . .) View titles by Alicia Thompson

Joost Elffers is the packaging genius behind Viking Studio's Secret Language series, Play with Your Food, and How Are You Peeling?. He lives in New York City. View titles by Joost Elffers

Gary Goldschneider began his study of human personality with an interest in biographies and psychoanalytic theory. Before deciding against a career in medicine, for three years he attended Yale Medical School, where he studied psychiatry. During this time he discovered his deep and abiding interest in astrology and its symbolic relationship to personality. View titles by Gary Goldschneider