Jack, Zachary Michael: - Zachary Michael Jack teaches courses in public and professional writing in the Masters in Professional and Creative Writing program at North Central College in Naperville, Illinois, where he serves as a faculty member in the Writing, Leadership, Ethics, and Values (LEV), and Chicago Area Studies (CAS) programs. Jack's columns, commentaries, and analyses have appeared in many of the nation's most widely circulated publications. He is also the author of more than twenty books on subjects ranging from history, to sport, to the environment, to leadership and social change.