Silo Saga Universe is a 6-book series with 6 released primary works first released in 2013 with contributions by Peter Cawdron, T.A. Walters, Zev Paiss, Carol Davis, Thomas Robins, W.J. Davies, Ann Christy, Will Swardstrom, Logan Thomas Snyder, Fredric Shernoff, Lyndon Perry, and David Adams.