Alliance is now available at Amazon and Apple iBooks

Ryu's Paradox (A Timewalker Short Story) Now Available!

Coming Soon: DEFIANCE: A Timewalker Novel

Recent News

Ryu's Paradox Coming Soon!08-Oct-2015

Hi everyone. I'm excited to let you all know that Ryu's Paradox, a sci-fi short story set on the..


Hi! I'm at Dragon Con in Atlanta, and it is fantastic. Hope you all are here. Find me in booth ..

Alliance Now Available for pre-order!23-Aug-2015

The exciting new Sci-Fi Adventure Novel from bestselling author M.L. Callahan is now available..