Richard Hass is a volunteer coordinator for the Minnesota Rose Society. He has received awards from the American Rose Society and has been a rose judge since 2001.Jerry Olson has grown roses for almost sixty years and judged them for the American Rose Society for more than three decades. He has written articles for the American Rose Society and the Minnesota State Horticultural Society.John Whitman is a garden writer and photographer. He is the coauthor ofGrowing Perennials in Cold ClimatesandGrowing Shrubs and Small Trees in Cold Climates, both recently published in new editions from the University of Minnesota Press.
John Whitman is the author of numerous books and projects, including the "Star Wars: Galaxy of Fear" series, Zorro and the Witch's Curse , and, most recently, the trading cards for "24 Day 3." He is a 4th-degree black belt and defensive tactics instructor in Krav Maga, the official hand-to-hand combat system of the Israeli military, has trained in protective services and defensive tactics in both the United States and in Israel, and has served as an instructor of U.S. law enforcement agencies and military anti-terrorist units.