Professor Rosario is an army brat and 1989 graduate from the University of Arizona where he was commissioned through the NROTC program after earning a BS in Molecular/Cellular Biology. Following his first sea tour aboard USS John F. Kennedy (CV 67), he spent the majority of his career in the amphibious warfare community aboard various ships and staffs. Professor Rosario retired from active duty U.S. Navy service in 2009 after a 20 year career in surface warfare. He continues to serve as a civilian faculty member teaching the Maritime Staff Operators Course and providing tailored assistance and support to fleet staffs.