Mathematics Faculty
Jan Bowers
Associate Professor of Mathematics
Division Chair – Science/Mathematics/Business/Physical Education
jbowers@lincolncollege.edu
Education: M.S., Illinois State University; B.S., Illinois State University; A.A., Lincoln College
Todd Corley
Assistant Professor of Mathematics
tcorley@lincolncollege.edu
Education:Ph.D., Northern Illinois University; M.S., University of Iowa; B.A., Coe College
Classes Taught:
- Gen. Ed. Math
- College Algebra
- Pre-Calculus
- Calculus I, II, and III
Todd earned his bachelor’s degree from Coe College, his master’s degree from the University of Iowa, and his Ph.D. from Northern Illinois University. His research interests include algebraic combinatorics.
Katy Koe
Assistant Professor of Mathematics
kkoe@lincollege.edu
Phone: (217) 732-3155, ext 273
Education:M.S., University of Toledo; B.S., Far Eastern University, Manila, Philippines
Classes Taught:
- Math 091, 101, 104, 105, 125, 107, 108
Katy teaches developmental math class, intermediate algebra, college algebra, gen ed math, pre-calculus, math for elementary ed teachers I and II, elementary statistic and applied calculus. Taught ABE classes, Hybrid and Online classes. Taught Chinese Language and Culture for HCC Community Education program. Instructor for ACT review session. Volunteered on Students Involving Tech, Hands on Math and Science Fair. Volunteered as Lead Faculty for Math Enrichment Program at Colene Hoose Elementary School. Ongoing Usher for the BCPA in Bloomington. Math textbook Reviewer. Mandarin Translator at HCC and LC recruiting mission trip to China.
Jay Loeffler
Adjunct Math Instructor
jloeffler@lincolncollege.edu
Phone: (217) 732-3155, ext. 349
Education: M.S., Illinois State University; B.S., University of Illinois
Classes Taught:
- MAT 091
Jay retired from teaching public school in June 2009. He had taught math in the junior high school and high school settings for 34 years.
Ben Massena
Instructor of Mathematics
Education: M.S., American Public University System; B.S., Greenville College
Katrina Ross
Assistant Professor of Mathematics
kross@lincolncollege.edu
Phone: (217) 735-5050, ext. 248
Education: M.A., University of Illinois at Springfield; B.A., Eureka College
Classes Taught:
- MAT 091: Pre-Algebra
- MAT 101: Intermediate Algebra
Robert Turley
Instructor of Math
Education: B.A., Lincoln College, Normal, A.A., Lincoln College, Lincoln, IL
Carol Wilson
Assistant Professor of Mathematics
cwilson@lincolncollege.edu
Phone: (217) 732-3155, ext 317
Education: M.ED., University of Southern Mississippi; B.S., Illinois College
Classes Taught:
- Introduction to Physical Education
- History & Philosophy of Physical Education
- Various math classes


