Mark Gilroy Communications

Mark Gilroy is an American publisher and author with a long career in publishing, starting as a newspaper sports writer and rising to head of gift, specialty, and backlist publishing at Thomas Nelson, contributing to bestsellers like God’s Little Devotional Book and Jesus Calling, each selling over 10 million copies.[1][3] He has compiled and written nearly fifty books, hundreds of articles, and holds degrees from Olivet Nazarene University (B.A.), Baker University (M.B.A.), and Nazarene Theological Seminary (M.Div.).[1] Notable for character-driven crime thrillers and psychological thrillers under the name M.K. Gilroy.[3][4]

Dayton, Ohio, U.S. Aug 14, 1958 Wikipedia Website
Psychological thrillers Crime fiction