Programs of Study
Science Faculty
Dr. Jesse Yeh
Chairperson of the Science Department and Professor of Chemisty 
B.S., Fu Jen University; Ph.D., Texas Tech University
Contact Information:
Office: S105
Phone: 806.716.2316
Email: jyeh@southplainscollege.edu
Jo Bidwell
Part Time Instructor in Nutrition
B.S., Texas Tech University; M.Ed., Texas Tech University
Contact Information:
Office:
Phone: 806.716.2311
Email: jbidwell@southplainscollege.edu
Mitchel Cottenoir
Instructor in Chemisty 
A.S., South Plains College; B.S., M.S., M.A., Texas Tech University
Contact Information:
Office: S111
Phone: 806.716.2326
Email: mlcottenoir@southplainscollege.edu
Aaron Green
Instructor in Geology 
B.S., M.S., Texas Tech University
Contact Information:
Office: S116
Phone: 806.716.2970
Email: agreene@southplainscollege.edu
Dr. Jim Harman
Associate Professor of Chemistry 
B.S., M.S., New Mexico State University; Ph.D., North Carolina State University
Contact Information:
Office: S111
Phone: 806.716.2327
Email: jharman@southplainscollege.edu
John Heh
Assistant Professor of Chemisty 
B.S., M.S., West Texas A&M University
Contact Information:
Office: S106
Phone: 806.716.2323
Email: jheh@southplainscollege.edu
Keila Ketchersid
Associate Professor of Nutrition 
B.S., M.S., Texas Tech University
Contact Information:
Office: S111-B
Phone: 806.716.2325
Email: kketchersid@southplainscollege.edu
Katheryn Townsend
Assistant Professor of Chemisty 
A.S., South Plains College; B.S., Howard Payne University, M.A., Texas Tech University
Contact Information:
Office: S115
Phone: 806.716.2310
Email: ktownsend@southplainscollege.edu
Dr. Li Xiang
Associate Professor of Chemisty 
B.S., Nankai University; Ph.D., University of Pittsburgh
Contact Information:
Office: S107
Phone: 806.716.2315
Email: lxiang@southplainscollege.edu
Bill Wheeler
Part Time Professor of Geology
B.S., M.S., Texas Tech University
Contact Information:
Office:S 124
Phone: 806.716.2322
