Photo of David Williams, Ph.D.

David Williams, Ph.D.

Executive Director and Chair, High Sierra Semester
Associate Professor, Department of Philosophy
Phone: (559) 642-4555
David Williams, Ph.D., is a professor of philosophy and the executive director and department chair of APU’s High Sierra Semester. This gives Williams the opportunity to combine his love of climbing, skiing, mountain biking, and backpacking with the craft of philosophy. David is a historian of philosophy specializing in Classical Greek thought. His areas of special research are Aristotle’s philosophy of mathematics and his philosophy of biology.


  • Ph.D. - Philosophy, University of Utah
  • M.A. - Philosophy, San Francisco State University
  • B.A. - Philosophy, Bethel University, St Paul, MN


Honors College

School of Theology

  • Department of Philosophy

Courses Taught

  • HUM 221 – Humanities Seminar I: Great Works
  • HUM 224 – Humanities Seminar IV: Great Ideas
  • PHIL 340 – Concepts of Human Nature
  • REC 465 – Winter Practicum