M. Andrew Holowchak, Ph.D., is a professor of philosophy and history, who taught at institutions such as University of Pittsburgh, University of Michigan, and Rutgers University, Camden, all USA. He is author/editor of over 70 books and over 400 published essays, formal and informal, on topics such as ethics, ancient philosophy, science, psychoanalysis, and critical thinking. His current research is on Thomas Jefferson—he is acknowledged by many scholars to be the world’s foremost authority—and has published nearly 400 essays, formal and informal, and 28 books on Thomas Jefferson. He also writes on Ukraine. He has authored Whisk of the Red Broom: Stalin and the Ukraine, 1928–1933, Michael Chemny: Expatriated Ukrainian Patriot, and The Oath.