Mark J. Hornyak, M.D. has joined Bassett Healthcare Network as chief of neurosurgery at Bassett Medical Center. He most recently worked in the Detroit area, where he was chief of neurosurgery at Detroit Receiving Hospital, an assistant professor at Wayne State University, and cared for patients at the Detroit Medical Center and Henry Ford Hospital. Hornyak earned his undergraduate degree at Loyola College and his medical degree at University of Maryland School of Medicine, both in Baltimore, Md. He completed his residency in neurosurgery at New York Medical College, Valhalla, and a fellowship in skull base surgery at the University of Utah in Salt Lake City.