Steve Petro from 1973 to 1984. Steve's Pitt nickname was "The Rock," based on Petro, a derivation of the Greek word petros, which means rock. The Pitt Panther mascot's nickname is ROC, in Steve's honor. Steve Petro Stephen Lawrence Petro (October 21, 1914 – August 15, 1994) was an American football guard who played two seasons with the Brooklyn Dodgers of the National Football League (NFL). He was drafted by the Pittsburgh Pirates in the ninth round of the 1939 NFL Draft. He played college football at the University of Pittsburgh and attended Greater Johnstown High School in Johnstown, Pennsylvania. Steve played
Petros Efthymiou Petros Efthymiou Petros Efthymiou (, born 27 March 1950) is a Greek academic and politician of the Panhellenic Socialist Movement. A former minister and MEP, he is currently (since October 2009) the parliamentary spokesman of his party. He was born in Larissa, Thessaly, and graduated from the Philosophical School of the University of Ioannina. In 1974, he was a founding member of the Panhellenic Socialist Movement (PASOK). Until 1979, he worked as a teacher of the Greek language in secondary education, as well as a journalist and editor for the party's "Agonistis" youth magazine and the "Sosialistiki Poreia" weekly newspaper.