Richie Zweigenhaft, Charles A. Dana Professor of Psychology at Guilford College, received his BA from Wesleyan University, his MA from Columbia University, and his Ph.D. from the University of California, Santa Cruz. He is the co-author (with G. William Domhoff) of a number of books on diversity in the American power structure and the co-editor (with Eugene Borgida) of a book on collaboration in psychological science. He is also the author or co-author of many academic articles and some articles that have appeared in more popular publications, including the New York Times and Mother Jones.