Sarah was born in Montreal, Canada and graduated with an honors degree in English literature from McGill University. She is the author of the New York Times bestselling middle grade series Whatever After; the middle grade series Upside-Down Magic (with Lauren Myracle and Emily Jenkins), now a Disney Channel movie; and the teen novels Bras & Broomsticks, Frogs & French Kisses, Spells & Sleeping Bags, and Parties & Potions (all in the Magic in Manhattan series), and many more! Sarah is also a co-founder of OMG BookFest, a celebration of books aimed at the early to middle grade reader (ages 7-12) that brings together commercial and award-winning authors with underserved local communities for an exciting experience of books, games and activities. Sarah's books have been translated into twenty-nine languages and optioned to Hollywood. She lives in Los Angeles with her husband and two daughters.