He has been an adjunct at the Manassas Campus since 2011 and has also taught at George Mason University and the Governor’s School @ Innovation Park where he was one of the original faculty members. Originally from Tunis, Tunisia, Nefissi earned a bachelor’s degree in pure mathematics from Faculte De Science Tunis/Tunisia. He also holds a master’s degree in applied mathematics from George Mason University where he has nearly completed a doctorate in computational mathematics. Nefissi’s wife, Laura, teaches math and science to English language learners at Stonewall Jackson High School. They have a daughter, Lilia, at Stonewall Middle School and a son, Farris, at Bennett Elementary.