Nivio Ziviani, a Brazilian researcher born in the city of Belo Horizonte on August 27, 1946, holds a bachelor's degree in Mechanical Engineering from the Federal University of Minas Gerais, 1971, a master's degree in Informatics from the Pontifical Catholic University of Rio de Janeiro, 1976, and a Ph.D. degree in Computer Science from the University of Waterloo, 1982. Wikipedia