Leonard J. Hopper, RLA, FASLA, is Senior Associate with Mark K. Morrison Associates Ltd in New York City. He teaches and coordinates the Master's in Landscape ArchitectureTechnology Sequence courses at the City College School of Architecture, Urban Design and Landscape Architecture, and teaches the technology sequence of courses in Columbia University's Master of Science in Landscape Design Program. He is past president of ASLA and the LAF, and is a frequent speaker at universities and conferences nationwide.