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Appendix C Committee Member Biographies Laurie M. Lawrence, Ph.D. (Chair) is professor in the De- entists and a Charter Diplomate of the American College of partment of Animal Science at the University of Kentucky. Animal Nutrition. He is also an officer and member of sev- Lawrence received a B.S. (1975) from Cornell University eral horse sport and breed associations. Freeman has au- and an M.S. (1978) and Ph.D. (1982) in Animal Nutrition thored numerous bulletins, audiovisual materials, and man- from Colorado State University. She is a past president of uals on horse feeding and management. Although Freeman the Equine Nutrition and Physiology Society and a past di- is primarily an extension specialist, he conducts research on rector of the Kentucky Horse Council. She has received nu- various topics of applied nutrition. merous awards for excellence in research and teaching. From 1992 to 1995, she served on the National Research Raymond J. Geor, D.V.M., Ph.D. is the Paul Mellon Dis- Councilâs Committee on Animal Nutrition. Her research in- tinguished Professor in the College of Agriculture and Life terests include equine nutrition, metabolism, and exercise Sciences, Virginia Polytechnic and State University. Geor physiology. Her most recent research has focused on the ef- received a B.V.Sc. (1982) from Massey University (NZ), an fect of exercise on the nutrition of horses and the effects of M.V.Sc. (1988) from the University of Saskatchewan, and a high- and low-fiber diets on water balance. She is currently Ph.D. (1999) from Ohio State University. He was previously on the Editorial Board of the Journal of Animal Science and a faculty member in the College of Veterinary Medicine at a director of the Kentucky Equine Management Internship. the University of Minnesota and the Ontario Veterinary Col- lege at the University of Guelph. He is board certified in vet- Nadia F. Cymbaluk, M.Sc., D.V.M. is director of veteri- erinary internal medicine, an associate editor of one scien- nary research and field compliance at the Linwood Equine tific journal, and member of the review board of two other Ranch of Wyeth Canada in Manitoba. Cymbaluk received a journals. He has conducted research on the effects of heat B.Sc. (1968) from the University of Alberta, an M.Sc. stress in exercising horses and on the effects of diet and ex- (1970) from the University of Guelph, and a D.V.M. (1974) ercise on carbohydrate metabolism. His primary area of re- from the University of Saskatchewan. She has previously search in recent years has been the dietary regulation of car- held positions at the University of Saskatchewan and has bohydrate metabolism in horses. worked in a private veterinary practice. Cymbalukâs primary areas of expertise are water requirements and metabolism of Patricia M. Graham-Thiers, Ph.D. is professor in the De- horses and effects of cold conditions. partment of Equine Studies at Virginia Intermont College in Bristol, Virginia. Graham-Thiers received a B.S. (1990) David W. Freeman, Ph.D. is professor and extension from the University of Massachusetts, an M.S. (1992) from equine specialist in the Department of Animal Science at the University of Florida, and a Ph.D. (1998) from Virginia Oklahoma State University. Freeman received a B.S. (1979), Polytechnic and State University. She has previous experi- an M.S. (1981), and a Ph.D. (1984) from Texas A&M Uni- ence in the horse feed industry in the northeast United versity. Freeman is a past member of the Board of Directors States. Her primary research program has been with the pro- of the Equine Nutrition and Physiology Society, associate tein and amino acid nutrition of horses. She has worked both editor of the Professional Animal Scientist, and a member of with young, exercising horses and with aged horses. the Review Board of the Journal of Equine Veterinary Sci- ence. He is a registered professional equine Animal Scientist Annette C. Longland, Ph.D. is senior research scientist at through the American Registry of Professional Animal Sci- the Institute of Grassland and Environmental Research in 323
324 NUTRIENT REQUIREMENTS OF HORSES Aberystwyth, United Kingdom. Longland received a B.Sc. Topliff is a member of several horse-related organizations, (1978) from the University of Stirling (Scotland) and a including serving as current president of the Equine Nutri- Ph.D. (1986) from Imperial College, University of London tion and Physiology Society. (England). She has conducted research on dietary fiber and its utilization by pigs, ruminants, and horses. She has also Eduardo V. Valdes, Ph.D. is a nutritionist at Disneyâs Ani- been involved in investigations into the effects of processing mal Kingdom (DAK), Orlando, Florida. He received his on the utilization of starch by horses and various nutritional B.Sc. (1972) from the University of Chile and M.Sc. (1981) diseases in horses, including hindgut dysfunction, acidosis, and Ph.D. (1991) in animal nutrition from the University of and laminitis. Longland also contributes an international Guelph in Ontario. He oversees DAKâs Animal Nutrition perspective and a focus on some of the environmental issues Centers, where he is responsible for implementing and as- related to horse husbandry. sessing the animal nutrition program for Walt Disney World, Animal Programs. Animals in the Disney programs include Brian D. Nielsen, Ph.D. is associate professor in the De- numerous horses and close relatives to the horse. His duties partment of Animal Science at Michigan State University. at DAK also include teaching basic applied zoo animal nu- Nielsen received a B.S. (1990) from the University of Wis- trition to DAK staff members. Before joining DAK, he was consin (River Falls) and an M.S. (1992) and Ph.D. (1996), the nutritionist for the Toronto Zoo. He is an adjunct profes- both from Texas A&M University. He is currently serving as sor with the Department of Animal and Poultry Sciences, a director of the Equine Nutrition and Physiology Society. University of Guelph and also has courtesy appointments The primary emphasis of Nielsenâs research has been bone with the University of Central Florida and the University of development and metabolism. He is also an expert in min- Florida. He is involved in many nutrition research projects eral metabolism and has experience in water loss and rehy- with wild captive species, in particular with endangered dration of horses during exercise. species. He was one of the founder members of the Nutrition Advisory Group (NAG) for the American Zoo and Aquar- Paul D. Siciliano, Ph.D. is associate professor in the De- ium (AZA). He has published many articles in the area of partment of Animal Sciences at North Carolina State Uni- wildlife nutrition and evaluation of feedstuffs using near in- versity. Siciliano received a B.S. (1987) from the Ohio State frared spectroscopy. University and an M.S. (1992) and Ph.D. (1996), both from the University of Kentucky. He was previously a faculty Robert J. Van Saun, Ph.D., D.V.M. is extension veterinar- member in the Department of Animal Science at Colorado ian and associate professor in the Department of Veterinary State University. Siciliano is a past member of the Board of Science at The Pennsylvania State University. Van Saun re- Directors (2000â2005) and current Secretary/Treasurer ceived a B.S. (1978), D.V.M. (1982), and M.S. (1988) from (2005â2007) of the Equine Science Society. He currently Michigan State University and a Ph.D. (1993) from Cornell serves on the Editorial Review Board of the Journal of Ani- University. Before his current position, he was a faculty mal Science. His primary area of research is vitamin and member at Oregon State University, and he has spent time in trace mineral nutrition of horses. private veterinary practice. He is a member of numerous an- imal science and veterinary medicine societies. Among his Donald R. Topliff, Ph.D. is professor and department head teaching assignments is a course on pathobiology of nutri- of the Division of Agriculture at West Texas A&M Univer- tional and metabolic disease. Van Saun has given numerous sity. Topliff received a B.S. (1978) from Kansas State Uni- presentations on the health and nutrition of a wide variety of versity and an M.S. (1981) and Ph.D. (1984), both from farm animals. He has conducted nutritional (primarily min- Texas A&M University. He has conducted research on the erals and vitamins) research in beef and dairy cattle, horses, importance of dietary cation-anion balance on the perfor- and llamas. He has developed several computer applications mance of race horses. He has also published chapters in four in animal nutrition, including development of the model in different text books about horses and the horse industry. the NRC Nutrient Requirements of Horses (1989).