Renato Cristi, PhD
 Leo A. Groarke, PhD, Chair
 Rockney A. Jacobsen, PhD
 Robert F. Litke, PhD
 Robert B. Langen, MA, Professor Emeritus
 Robert F. Litke, PhD
 Graham Solomon, PhD

 Notes:
  1.  No prerequisite is required for PY110, PY111, PY201, PY204.
  2.  Senior students (i.e. students who have successfully
      completed five credits at the University) may take any 200-level
      course without a prerequisite.