Prof. Dr. Erdem received his B.S, M.S from ¿TÜ in Istanbul. He was Professor of Mechanical Sciences at METU where he received his PhD and retired from Gazi Üniv. He was visiting professor at Princeton and Berkeley during 1980-1982 as a Fulbright scholar. He taught Dynamics and Continuum Mechanics at Univ. of Maryland during 2006-2007 and 2009-2010.