Directory

Kristin Harder came to Rivers in 2003 and has held many roles in her time at the school, including math department chair and girls' varsity hockey coach. She currently teaches Upper School math, serves as an Upper School course counselor, and advises in the Upper School. Prior to arriving at Rivers, Kristin taught at Belmont Hill, Choate Rosemary Hall, and Concord Academy, where she also held roles in admission and college counseling.  She holds a B.A. from Williams College and a M.A.L.S. (with a concentration in Mathematics) from Dartmouth College.

Deb Herrmann joined Rivers after spending 19 years running her own mathematics tutoring business for students at all levels of high school. In addition, she taught several math courses at Dana Hall in a part-time role. She has a background in financial analysis and auditing. Deb holds an MBA and an MS in accounting from Northeastern University and a BA from the University of Vermont in economics and mathematics.