Isaac Mertz - Graduate research assistant working on a Ph.D., Iowa State University, Department of Horticulture, Ames, IA. Isaac received both his B.S. and M.S. from Iowa State University in Horticulture, with an emphasis on turfgrass science. His current research is focused on looking at the effects and benefits of using amino acids as an organic fertilizer for turfgrass. He is also an avid golfer. During the fall semester, Isaac helps teach Hort. 351-L (Introduction to Turfgrass Management Laboratory) at Iowa State.