Visiting Professors 4Resident Professors 4Adjunct Professors 4Visiting Professors 4CMU Professors 4Research Scientists 4Teaching Fellows   Dr. Vassilios Verykios Fall Semester 2002, Information Systems Modeling Course Prof. Christos H. Papadimitriou Fall Semester 2002, Algorithms Course Prof. Antony G. Constantinides Spring Semester 2003, Advanced Topics in Digital Signal Processing Course