Peter L. Berger is an internationally renowned sociologist and faculty member at Boston University, where in 1985 he founded its Institute on Culture, Religion, and World Affairs. He is the author of The Social Construction of Reality, The Homeless Mind, and Questions of Faith.
Anton C. Zijderveld holds doctorates in both sociology and philosophy. He is on the faculty of Erasmus University in Rotterdam. Among his many books are The Abstract Society, On Clichés, and Reality in a Looking Glass.