President, Madden Farms Inc, 1978-current
3000 continuous corn and swine finishing
North central Iowa

Lead, Production Research and Pre-Foundation Seed Monsanto Global Seed Team
1998-2000

Director of Quality Assurance and Foundation Seed, Asgrow Seed Company
1997-1998

Manager of Production Research, NK Seed
1992-1997

PhD Plant Physiology, Iowa State University
MS Crop Physiology, Iowa State University
BS Farm Operation, Iowa State University