Carolyn Mackler is the acclaimed author of the YA novels The Earth, My Butt, and Other Big Round Things (a Michael L. Printz Honor Book), Infinite in Between, Tangled, Guyaholic, Vegan Virgin Valentine, and Love and Other Four-Letter Words, as well as The Future of Us, co-written with bestselling author Jay Asher, and the middle grade novel Best Friend Next Door. Carolyn lives in New York City with her husband and two young sons.

Jay Asher's debut YA novel, Thirteen Reasons Why, has appeared regularly on The New York Times bestsellers' list for the past nine years.

It has sold over 2.5 million copies in the US alone and is currently in production to be a thirteen-part series on Netflix.

His second YA novel, The Future of Us, was co-authored with Printz-honor winner Carolyn Mackler. His novels have been translated into over thirty languages.