Every Day by David Levithan

DAVID LEVITHAN is a children's book editor in New York City, and the author of several books for young adults, including Nick & Norah's Infinite Playlist and Dash & Lily's Book of Dares (co-authored with Rachel Cohn); Will Grayson, Will Grayson (co-authored with John Green); and Every You, Every Me (with photographs from Jonathan Farmer). He lives in Hoboken, New Jersey.