Peter Gantriis is founder and president of RPM Research, LLC, a market research and consulting firm that works with the world’s leading automotive and powersports manufacturers. Peter has an MBA from the University of Minnesota and is an avid motorcycle and car enthusiast. He lives near St. Paul, Minnesota, with his wife and three children. When he’s not using his free time writing for Motorbooks, Peter enjoys boating, skiing, and investing in slow racehorses. Official Website: www.motorcyclemarketresearch.comOn Twitter: @rpm_research
HENRY VON WARTENBERG is a freelance photographer from Buenos Aires, Argentina, whose work has appeared in many books and magazines, such as National Geographic Adventures.