Professor lan McHarg was a visiting scholar during the 1986-87 academic year in the Department of Landscape Architecture at the University of California at Berkeley. The Berkeley Planning Journal took this opportunity to interview Prof. McHarg on the subject of city and regional planning. Prof. McHarg is a Profesos r of Landscape Archi­ tecture and Regional Planning at the University of Pennsyl­ vania, also engaged in private practice, and the author of Design With Nature. The interview was conducted on April 20, 1987, by Cliff Ellis, a doctoral student in city and regional planning at Berkeley and editor of the Berkeley Planning Journal.