James R. Callan View All my eBooks >
Brief Bio of James R. Callan After a successful career in mathematics and computer science, receiving grants from the National Science Foundation and NASA, and being listed in Who’s Who in Computer Science and Two Thousand Notable Americans, James R. Callan turned to his first love—writing. He has written articles for a national magazine, and published several non-fiction books. He now concentrates on his favorite genre, mystery/suspense, with his fifth book released in 2013. His work has appeared in a number of anthologies. In addition to writing, Callan presents workshops in the U.S., Mexico, and on the Internet on various phases of writing
Books by James R. Callan |