Gretchen Renfert BIO Gretchen Renfert joined the UW-Stevens Point Mathematics Department in 2015. She taught for 29 years, including AP Calculus, at the Stevens Point Area Senior High School where she served as math department chair. Lecturer Office: SCI B348 Phone: 715-346-2120 Email: grenfert@uwsp.edu Education M.S. - Education University of Wisconsin-Stevens Point B.S. - Education University of Wisconsin-Madison Courses Algebra for Pre-Calculus Pre-Calculus Algebra Mathematics for the Social and Management Sciences