Bernard Duffy

BERNARD K. DUFFY is Professor of Speech Communication at California Polytechnic State University. He is coeditor, with Halford Ross Ryan, of "American Orators of the Twentieth Century: Critical Studies" and "Sources and American Orators before 1900: Critical Studies and Sources" (both Greenwood Press, 1987) and, with Ryan serves as adviser for Greenwood's "Great American Orators" series. His articles have appeared in various journals relating to rhetoric, philosophy, and history.