Mario M. Sandoval has been selected as the new principal of Northline Elementary School. With 10 years of experience, Sandoval has served as an assistant principal, teacher specialist, and elementary math teacher. In 2013, he was named Bilingual Teacher of the Year for the East Area and most recently served as principal of Elite STEM Primary Academy. Sandoval holds a bachelor’s in Political Science from the University of Houston-Downtown and a master’s in Educational Administration at University of St. Thomas.