COURSE CARE Research Committee Members December 17, 2015 Dr. Matt Pringle—Managing Director, Green Section Matt Pringle has been with the USGA since 2000 after completing his doctoral thesis at McMaster University in Hamilton, Ontario, Canada. Pringle’s contributions to the USGA include the invention of the pendulum test for spring effect in drivers, the USGA TruFirm turf firmness measurement system used at all USGA championships as well as many other PGA TOUR and major golf championships. He is also the co-inventor of the USGA’s GrooveScan portable groove measurement system. He was also a leader of the USGA and R&A’s Distance Insights project. With the USGA’s Equipment Standards group for 16 years, Pringle launched a new group at the USGA called Research, Science, & Innovation (RSI) in 2016. Beginning in 2020, Pringle began leading the USGA’s Green Section as it celebrates its 100th anniversary. The mission of the Green Section is to help golf course improve their golf experience while reducing the consumption of critical resources such as labor, water, nutrients, pesticides, and energy. Pringle graduated from Queen’s University (1993) in Kingston, Ontario, Canada with a bachelor’s degree in mechanical engineering. He then joined the consulting engineering firm of Hatch Associates in Toronto, Ontario, Canada prior to pursuing his doctorate. Matt is married to Dr. Tracy Clarke-Pringle a process control expert with DuPont in Wilmington, DE. They have two young daughters, Campbell (age 14) and Reilly (age 12) and live in the historic city of Bordentown, NJ. Mr. Dave Pierce—Director, Research and Operations, Green Section David Pierce is Director of Research and Operations within the USGA’s Green Section. Green Section research focuses on developing solutions based on technology, research and data that advance the game in areas such as pace of play, resource management, turfgrass, golf course environment, playing surface quality, benchmarking and golfer behavior. Dave was the program manager for the Distance Insights project – a joint project with The R&A - which published the results on February 4, 2020. He continues to lead Green Section initiatives resulting from Distance Insights. Prior to joining the USGA in early 2018, Dave worked for Dow Chemical as a New Business Development Director as well as several different roles in Research and Development leadership. Dave earned both an MS and BS in chemical engineering from Drexel University as well as an MBA from Temple University. He is married with two daughters and is an avid golfer. Dr. Cole Thompson—Director, Turfgrass and Environmental Research Program Dr. Cole Thompson oversees the USGA Turfgrass and Environmental Research Program, which supports and conducts research to improve sustainability and advance turfgrass science principles that enhance management practices for golf courses. With input from a volunteer committee university and industry scientists, Cole determines short- and long-term research priorities, solicits and evaluates research proposals, and coordinates with USGA-supported scientists to monitor the progress of current research. Cole earned bachelor’s, master’s and Ph.D. degrees from Kansas State University. He was a USGA Green Section intern and worked as an assistant golf course superintendent before entering graduate school. Before joining the USGA in 2018, Cole held faculty positions at the University of Nebraska-Lincoln and at Cal Poly-San Luis Obispo. Dr. Dale Bremer—Professor of Turfgrass Science, Graduate Program Director, Kansas State University Dale Bremer, Ph.D. conducts applied and basic research primarily in the areas of water conservation, drought stress, and greenhouse gas fluxes in turfgrass (for example, carbon sequestration). He investigates the use of new technologies such as drones, remote sensing, and soil moisture sensors to improve turfgrass management practices. He also advises and teaches graduate and undergraduate students in turfgrass science. Dr. Joshua Friell, Ph.D.—Sr. Principal Research Scientist, Center for Technology, Research, & Innovation, The Toro Company Josh joined Toro in 2014 and serves as Principal Research Scientist in the Center for Advanced Turf Technology. As a member of the CATT team, he is working to address Green Industry challenges through innovative technology and solutions. Josh completed his Ph.D. in Applied Plant Sciences at the University of Minnesota studying the impact of salt on cool-season grasses. Josh previously worked for Toro as a product evaluation engineer and actively engaged turf and landscape managers to improve product performance based on customer input. He is a native of Wisconsin and also holds a B.S. in Mechanical Engineering from the University of Minnesota and M.S. in Mechanical Engineering from Penn State University. Dr. Ali Harivandi—Environmental Horticulturist, Emeritus, University of California Ali Harivandi, Ph.D. is an Environmental Horticulturist specializing in turf, soil and water. He joined University of California Cooperative Extension in the San Francisco Bay Area in 1980, and retired from University service in 2013. The University of California granted him an Emeritus status. He holds M.S. and Ph.D. degrees in turfgrass management from Colorado State University. Dr. Harivandi is internationally known for his expertise in turfgrass, soils and irrigation water conservation, salinity management and recycled water irrigation. Dr. James Murphy—Extension Specialist, Turfgrass Management, Rutgers University James Murphy, Ph.D. researches and develops best management practices that enhance the stress tolerance, persistence and environmental benefits of turf. Current research projects include developing cultural practices to reduce anthracnose and dollar spot diseases; identifying turfgrass varieties that are more tolerant of traffic; identifying grass seed mixtures that perform better under low input management; and assessing turf persistence and performance under organic management. Dr. Clark Throssell—Turfgrass Scientist & Research Editor, Turfgrass R&D Clark Throssell, Ph.D., is self-employed and works with the turfgrass industry on technical and scientific issues. He is the former director of the Purdue University turf program as well as the former director of research for GCSAA. Dr. Scott Warnke—Research Plant Geneticist, USDA-Agriculture Research Service Scott Warnke, Ph.D. conducts research on the genetics of plants used as turfgrasses. He identifies and develops enhanced germplasm from wild species that express improved biotic and abiotic stress resistance and develops improved turfgrasses through the use of new technologies such as molecular markers and genomics Dr. Mike Kenna—Director, Green Section Research Retired Dr. Michael P. Kenna was the director of Green Section research from 1990-2019 and oversaw the USGA’s turfgrass and environmental research activities, including soliciting and evaluating research proposals, grant making, and development of cooperative funding with government and commercial sources. He has worked closely with the US Department of Agriculture on water and energy conservation research that relates to golf courses and has served as editor on several books concerning turfgrass biotechnology, environmental issues and water conservation and reuse. Prior to the USGA, Dr. Kenna was an assistant professor at Oklahoma State University from 1985-1990. Dr. Kenna received his B.S. degree in Ornamental Horticulture from California State Polytechnic University in Pomona. While at Oklahoma State University, he received his M.S. degree in Agronomy and Ph.D. degree in Crop Science. His graduate studies involved turf and forage grass breeding, quantitative genetics, plant physiology and turfgrass management. Dr. Jo Anne Crouch—Research Molecular Biologist, USGA-ARS Dr. Ben McGraw—Associate Professor, Penn State University Dr. Ben McGraw is an associate professor of Turfgrass Science at Penn State University, specializing in insect pest management. He obtained his Masters of Science degree in Entomology from the University of Massachusetts, Amherst and a doctorate in Entomology from Rutgers University. Dr. McGraw’s research focuses on understanding insect ecology and behavior to develop sustainable turf pest management practices. His current projects in the McGraw Lab combine basic and applied approaches to better understand population dynamics and outbreaks to improve cultural and chemical controls, and to develop alternative control strategies. Dr. Beth Guertal—Professor, Auburn University Dr. Beth Guertal is the Rowe Endowed Professor in the Crop, Soil and Environmental Sciences Department at Auburn University, AL. Dr. Guertal received her BS and MS degrees from The Ohio State University, and her PhD from Oklahoma State University. Her research program focuses on soil fertility issues in turfgrass management. She has served as a Technical Editor for Crop Science, and as an Associate Editor for the Soil Science Society of America (SSSA) Journal, Crop Science (CSSA) and Agronomy Journal (ASA). She is a past-Chair of Division C-5 (Turfgrass Management, CSSA), a Fulbright Fellow and a Fellow of CSSA, SSSA and ASA. She previously served as President of the Crop Science Society of America in 2019. Dr. Roch Gaussoin—Professor, University of Nebraska-Lincoln Roch Gaussoin is a Professor and Extension Coordinator in the Department of Agronomy and Horticulture the University of Nebraska-Lincoln. He received his BS and MS in Agronomy from New Mexica State University and PhD in Crop and Soil Sciences from Michigan State University with generous funding from the USGA. His studies have concentrated on weed science and turfgrass rootzones. Dr. Gaussoin has conducted academic research and served as a turfgrass extension specialist for more than 25 years. He has published more than 100 scientific papers; 7 book chapters, over 150 trade journal articles and is a co-inventor on 4 plant patents. He is the Past-president of the Crop Science Society of America, the scientific society of the majority of US and international turfgrass scientists. He has also been elected as Fellow in both the Crop Science Society of America and the Agronomy Society, the highest individual recognition in both societies. Dr. Andy Tiger—Associate Professor/Dept. Chair, Angelo State University Since 2003, Dr. Andrew Tiger has been modeling pace of play of golf courses using queuing simulation models. In addition, he has worked with the USGA Green Section to develop course resource management tools. Dr. Tiger currently serves as the head of the Department of Management and Marketing in the Norris-Vincent College of Business at Angelo State University. He has a PhD in Industrial Engineering from the University of Houston. Mr. Addison Barden—Agronomist, Green Section Addison Barden is an agronomist in the USGA Green Section’s Southeast Region based in the Peachtree City, GA office. Addison has a rich combination of academic study focused on plant-insect interactions and broad practical experience at golf courses in both the North and South. Most recently, he was golf course superintendent of the West Course at Westchester Country Club in Rye, N.Y. He has additional experience at North Jersey Country Club in Wayne, N.J., and at golf courses in the Southeast. During graduate school, he was a graduate teaching assistant at Auburn University while he obtained his master’s degree in entomology. His Bachelor of Science degree in agronomy and soils, with an emphasis in turfgrass management, also is from Auburn University. Mr. Brian S. Whitlark—Agronomist, Green Section Brian Whitlark joined the Green Section staff as an agronomist in 2008. He is a certified professional soil scientist and has worked extensively with golf courses facing challenging soil and water conditions. Since joining the Green Section, Whitlark has conducted applied research in a variety of areas, including mitigating saline and sodic soils, evaluating practices to produce putting surfaces, exploring the use of turf colorants and optimizing mower setup.