CPT(P) Nathaniel Marks Instructor Department Academic Counselor Geography & Earth Sciences nathaniel.marks [at] westpoint.edu About Education CPT Nathan Marks is a geography instructor in the Department of Geography and Earth Sciences at the United States Military Academy.He commissioned in 2016 upon graduating from USMA and has served in a variety of tactical and operational roles as an infantry and military intelligence officer. His assignments include the 2nd Infantry Division, Joint Special Operations Command, and 1st Cavalry Division. M.S., Environmental Science - University of UtahB.S., Environmental Science - U.S. Military AcademyB.S., Geospatial Information Science - U.S. Military Academy