JIM PUHALLA is President of Sportscape International, Inc., a firm specializing in the design, construction, renovation, and maintenance of sports fields and related facilities. He has contributed numerous articles to Sports Turf magazine and received the magazine s "Baseball Diamond of the Year" award in 1995 for reconstructing Boardman High School s field in Ohio.

JEFF KRANS is Professor of Agronomy in the Golf and Sports Turf Management program at Mississippi State University. He has conducted extensive turfgrass research, as well as developed, patented, and commercialized four turf-type bermudagrass cultivars.

MIKE GOATLEY is Professor of Agronomy in the Department of Plant and Soil Sciences at Mississippi State University. He has conducted turfgrass research in the areas of plant nutrition, plant growth regulation, and soil modification.