Michael B. Teitz is Director of Research at the Public Policy Institute of California and Professor Emeritus of City and Regional Planning at the University of California, Berkeley, where he taught from 1963 until 1998. He has written and consulted widely on housing economics and policy, working with the U.S. Department of Housing and Urban Development and the municipal governments of New York City, Los Angeles, and Ber-keley, California, among others. His work on rent control began when he served as project leader for the Rand Corporation’s studies of housing and rent control in New York City between 1968 and 1970. Subsequently, he was responsible for the specifications of a series of studies of rent stabiliza-tion in Los Angeles from 1984 to 1994. In addition, he has written about rent control in California and has studied its impacts in Berkeley. In 1988, he received a Guggenheim Fellowship for research on rent control.