Michael Allen McCollum (born 1946 in Phoenix, Arizona) is an American science fiction author and aerospace engineer. He graduated from Arizona State University, where he studied aerospace propulsion and nuclear engineering. He is employed by Honeywell in Tempe, Arizona. In 1997 he founded Sci Fi - Arizona, one of the first author-owned-and-operated virtual bookstores on the Internet. He also conducts writers workshops. Most of his novels have been published as audio books by Audible Inc. They have also been translated into German.