Ms. Doreen Erickson

Doreen Erickson is an instructor in the Department of Mathematics at the United States Military Academy Preparatory School (USMAPS), where she has served since 2025. She brings to the classroom a unique combination of expertise in mathematics, engineering, and education, with professional experience spanning both industry and independent schools.

She earned a Bachelor of Science in Mathematics from the University of Massachusetts Amherst in 1986 and a Master of Science in Industrial Engineering and Operations Research in 1988. As a collegiate athlete, she competed in lacrosse at the University of Rhode Island and in track and cross-country at UMass Amherst.

Prior to entering education, Doreen worked in the semiconductor manufacturing industry as a quality engineer, metrology engineer, industrial engineer, and manufacturing engineer. In 2013, while living in the Netherlands, she earned her mathematics teaching certification for grades 8-12 from the State of Texas. Since then, she has taught both International Baccalaureate and traditional American mathematics curricula at the upper-school level in independent schools overseas as well as in New York and Connecticut.

An advocate for lifelong fitness and athletic development, Doreen has coached girls' varsity and junior varsity tennis and is a Certified Personal Trainer. She holds advanced specializations in Performance Enhancement, Corrective Exercise, Golf Fitness, and Senior Fitness. Since August 2026, she has served as faculty sponsor for the USMAPS Golf Club. She enjoys tennis, golf, cycling, and other outdoor pursuits.