Eduardo Villarreal Jr. contributed 38 years of his life to education, and 23 of those were with Northside ISD. He started as a classroom teacher at Cable Elementary in 1966 and was the first male kindergarten teacher in Northside. Two years later he became the Principal at Cable, making him the first Hispanic Principal in NISD. In 1971 he was named the principal of Forest Hills Elementary School. He was appointed Director of Federal Programs in 1975, and in 1979 became the Assistant Superintendent for Federal Programs.