Background

Liz has a Master of Science Degree in Mathematics from UMass Lowell and a Bachelor of Arts Degree in French and Secondary Education with a minor in Greek and Latin from UMass Lowell.  She has also taken several computer science courses.  

Liz first came to USC Sumter in 1991. She teaches a variety of math courses – Calculus I, Calculus 2, Calculus 3, Calculus for Business Administration and Social Sciences, Finite Math, College Algebra and Basic Concepts Elementary Math I and II. Liz also worked as a Math Specialist in the Opportunity Scholars Program at USC Sumter from 2001 until 2014.

Liz first taught at UMass Lowell where she taught various math courses as well as BASIC and FORTRAN programming.  Others places where she has taught math include Creighton University in Omaha, Nebraska; Bellevue College in Bellevue, Nebraska; Metro Tech Community College in Omaha, Nebraska; and Daniel Webster College in Nashua, New Hampshire.    

Liz is married to Dr. Robert Costello, Professor of Chemistry at USC Sumter.