January 2015: Yes, Please by Amy Poehler
February 2015: Steelheart by Brandon Sanderson
April 2015: The Line: Witching Savannah #1 by J.D. Horn
June 2015: The Museum of Extraordinary Things by Alice Hoffman
July 2015: Good Omens by Terry Pratchett and Neil Gaiman
August 2015: The Psychopath Test by Jon Ronson
September 2015: The Storied Life of AJ Fikry by Gabrielle Zevin
October 2015: Cinder by Marissa Meyer
November 2015: Tiny Beautiful Things by Cheryl Strayed
December 2015: Modern Romance by Aziz Ansari and Eric Klininberg