Sarah Mlynowski est l'auteure de la série à succès Il était une fois... et plusieurs romans pour jeunes adultes dont les romans de la série Magic in Manhattan et Ten Things We Did (and Probably Shouldn't Have). Originaire de Montréal, Sarah habite maintenant au royaume de Manhattan avec son prince charmant et ses deux filles amoureuses des contes de fées.
Sarah Mlynowski is the New York Times bestselling author of the Whatever After series, the Magic in Manhattan series, Gimme a Call, and a bunch of other books for tweens and teens, including the Upside-Down Magic series, which she cowrites with Lauren Myracle and Emily Jenkins. Originally from Montreal, Sarah now lives in Los Angeles with her very own prince charming and their fairy tale-loving daughters. Visit Sarah online at sarahm.com and find her on Instagram, Facebook, and Twitter at @sarahmlynowski.