AAHS is a 4-year, comprehensive, theme-based high school with a focus on medical science. Tempsick teaches 12th grade Principles of Cell and Molecular Biology and 9th grade Biology. He is also an adjunct faculty member at Georgian Court University, where he teaches Principles of Cell and Molecular Biology. He has conducted research on nitric oxide synthase at Robert Wood Johnson Medical School in the Department of Pharmacology. For the past fifteen years he has been focused on developing the biology curriculum at AAHS and working with students to pursue further education in the biological sciences.