Back to top


Dr. Dave Barbano
Cornell University
Dr. Dave Barbano is Professor of Food Science at Cornell University.  Dave conducts an applied and basic research program on 1) natural cheeses and whey products, 2) improvement of methods of analysis of dairy foods, 3) raw milk and dairy food quality, 4) membrane filtration of milk and whey for protein separation and microbial removal. Recently, Dave has focused on developing new milk analysis measures of cow metabolic health for dairy herd management.   Dave also delivers a technology transfer program to communicate research results to the dairy industry and teaches a dairy chemistry course. He has been very active in the analytical groups of International Dairy Federation and the Association of Official Analytical Chemists International for the past 30 years.  He serves as Director of the Northeast Dairy Foods Research Center program that is funded jointly by national and regional milk promotion units, suppliers, and dairy product manufacturers.  

Dr. Jack Britt
Britt Consulting
Jack Britt is a scientist, teacher, entrepreneur and consultant. He has served as a scientist and teacher at three Land Grant Universities, led programs at department, college, university and system levels and served as senior executive. He has worked with dairy farmers in 22 countries and is engaged as a futurist focused on the global dairy industry 50 years in the future. He has been a colleague and friend of Dr. Ron Butler since they both completed their graduate training in the early '70's.  

Dr. Larry Chase
Cornell University
Dr. Larry Chase is a Professor Emeritus of Dairy Nutrition in the Department of Animal Science at Cornell University. Larry served as the General Chairman of the Cornell Nutrition Conference for 30 years. His current research activities are in the environmental impacts of dairy cattle rations and greenhouse gas emissions.  

Dr. Heather Dann
Miner Institute
Heather Dann is a research scientist at the William H. Miner Agricultural Research Institute in Chazy, NY. She was raised on a dairy farm in the Finger Lakes region of New York. She received a B.S. degree from Cornell University, a M.S. degree from the Pennsylvania State University, and a Ph.D. degree from the University of Illinois. Her research at Miner Institute focuses on dairy cattle nutrition and management. She trains and mentors students and interns through a variety of experiential learning programs.  

Mr. Michael Dineen
Cornell University
Mike was born in County Cork, Ireland where he grew up on a pasture based dairy enterprise. In 2014 he received his BS in Animal Science from University College Dublin. He also holds a Master of Philosophy from Queens University Belfast. Currently a 4th year PhD student in the lab of Michael Van Amburgh, Mike focuses on describing nutrient supply and animal requirements in pasture based systems along with a strong interest in aNDFom digestion.  In 2017 Mike became a ruminant nutrition scientist with Teagasc Moorepark, who are an Irish government body involved in research, education and extension.  

Dr. Rick Grant
Miner Institute
Rick Grant was raised on a dairy farm in northern New York State. He received a B.S. in Animal Science from Cornell University, a Ph.D. from Purdue University in ruminant nutrition, and held a post-doctoral position in forage research at the University of Wisconsin-Madison from 1989 to 1990. From 1990 to 2003, Rick was a professor and extension dairy specialist in the Department of Animal Science at the University of Nebraska in Lincoln. Since February of 2003, he has been President of the William H. Miner Agricultural Research Institute in Chazy, NY, a privately funded educational and research institute focused on dairy cattle, equine, and crop management. Rick’s research interests focus on forages, dairy cattle nutrition, and cow behavior. He has been the recipient of the Pioneer Hi-Bred International Forage Award in 2010 and the Nutrition Professionals Applied Dairy Nutrition Award in 2015.  

Dr. Sabrina Greenwood
University of Vermont
Sabrina is an Associate Professor at the University of Vermont. One of her central research focuses is the bovine milk proteome, including research to investigate nutritional, physiological, and management factors that affect the milk protein profile.  

Ms. Allison Kerwin
Cornell University
Upon graduating with a Bachelor's degree from Cornell University, Allison Kerwin worked in the industry as a dairy nutritionist for a couple of years before returning to Cornell as a research technician under the direction of Dr. Overton. Allison proceeded to enroll in the employee degree program and is working on her PhD with a focus on transition cow nutrition.  

Dr. Quirine Ketterings
Cornell University
Quirine Ketterings joined Cornell University in August 2000 to provide leadership for the field crop nutrient management extension and applied research program of the College of Agriculture and Life Sciences (CALS). Quirine received her MS from Wageningen Agricultural University and her PhD from The Ohio State University. She established and leads the CALS Nutrient Management Spear Program (NMSP), an applied research, teaching and extension program for field crop fertility management that aims to improve grower and agricultural industry management of crop nutrient needs (using manure, compost, rotations, cover crops, fertilizer). Research findings are extended to stakeholders through extension articles, software, factsheets, talks, and the NMSP website (    

Ms. Niko Kochendoefer
Cornell University
Niko received her undergraduate degree in Animal Science and Agricultural Management at Anhalt University in Bernburg, Germany in 2012. She has experience managing large-scale sheep flocks in Germany and worked as whole farm consultant in the dairy industry. Currently she's a PhD student with Mike Thonney in the Cornell Graduate Field of Animal Science working on nutrition and management of milking sheep.  

Dr. Xingen Lei
Cornell University
Xingen Lei received his B.S. and M.S. in China, and Ph.D. from Michigan State University. Since joining the Cornell faculty, he has pioneered developments of a new generation of bacterial phytases, feather-degrading enzymes, defatted microalgal feed proteins, and gene-knockout models to study nutritional genomics of selenium. He has been an active leader in applying new agricultural technologies in the global fight against human micronutrient deficiencies. Dr. Lei has 452 publications and has advised 98 graduate students and postdoctoral fellows.  

Dr. Matt Lucy
University of Missouri
Dr. Matt Lucy is Professor of Animal Science at the University of Missouri-Columbia. He received a B.S. from Cornell University, an M.S. from Kansas State University and a Ph.D. from the University of Florida. Dr. Lucy’s current research program examines the physiological processes regulating fertility in dairy cows and explores practical methods that evolve from this research.

Dr. Joe McFadden
Cornell University
Dr. Joseph W. McFadden has a scientific interest to define the mechanisms of insulin resistance and fatty liver disease in dairy cattle. In 2003, he received a B.S. degree with Distinction in Research from the Department of Animal Science at Cornell University. He then completed an M.S. degree in Animal Science from the University of Illinois with a dairy cattle nutrition focus. In 2009, Dr. McFadden obtained a Ph.D. degree in Dairy Science from Virginia Tech. Following his Ph.D. training, Dr. McFadden gained experience in the field of mass spectrometry-based lipidomics as a postdoctoral fellow in the Department of Neuroscience and the Center for Metabolism and Obesity Research at Johns Hopkins University School of Medicine. In 2012, Dr. McFadden joined the faculty in the Division of Animal and Nutritional Sciences at West Virginia University as an assistant professor of biochemistry where he integrated hypothesis-driven lipidomics within the dairy sciences. Dr. McFadden recently joined the Cornell University Department of Animal Science as the Northeast Agribusiness and Feed Alliance Faculty Fellow in Dairy Cattle Biology. With federal and industry support, Dr. McFadden continues to employ lipidomics as a means to develop practical applications to improve hepatic health and lactation performance in cows.  

Dr. Kristan Reed
Cornell University
Kristan received her PhD in Animal Science from UC Davis in 2016 after returning from 2 years of service in the Peace Corps in southern Africa. She moved from California to the midwest to work at the US Dairy Forage Research Center in Madison, WI studying whole farm nitrogen flows and simulation modeling. She began her position at Cornell University in August 2018 as an Assistant Professor of Dairy Cattle Nutrition. Her research continues to focus on whole farm nutrient cycling and interactions between dairy cattle nutrition and environmental impacts of dairy farming.  

Dr. Mike Van Amburgh
Cornell University
Mike Van Amburgh is a Professor in the Department of Animal Science and a Stephen H. Weiss Presidential Fellow at Cornell University where he has a dual appointment in teaching and research.  His undergraduate degree is from The Ohio State University and his Ph.D. is from Cornell University.   He teaches multiple courses and leads the Cornell Dairy Fellows Program, advises approximately 50 undergraduate students and is the advisor for the Cornell University Dairy Science Club.  For the last 20 years, a major focus of his research program has been to describe the nutrient requirements of dairy calves and heifers and aspects of endocrine control of developmental functions such as mammary development.  This has evolved into describing and working to understand factors in neonatal life that establish lifetime productivity functions and outcomes. Mike currently leads the development of the Cornell Net Carbohydrate and Protein System, a nutrition evaluation and formulation model used worldwide and through that effort is focused on enhancing the efficiency of nutrient use by ruminants to improve the environmental impact of animal food production.  A significant focus of his current work is to understand whole animal and ruminal nitrogen metabolism and amino acid supply and requirements to enhance the development of the Cornell Net Carbohydrate and Protein System.   Further, his group is active in developing methods to better describe the interaction between forage and feed chemistry, rumen function and nutrient supply to compliment the model.  He has authored and co-authored over 70 journal articles and many conference proceedings and is the recipient of several awards including the American Dairy Science Foundation Scholar Award, the Land O’Lakes Teaching and Mentoring Award from ADSA, the American Feed Ingredient Association Award for Research, the CALS Professor of Merit Award and the CALS Distinguished Advisor Award.

Pre-Conference Symposium Speakers

Mr. Steve Sands
Performance Food Group
Steve Sands is Vice President of Protein for Performance Foodservice. He is a highly regarded foodservice industry veteran with over 35 years of experience in all phases of the meat business.  In 1979, he became the fourth generation of his family to own and operate Standard Meat Co.  During the 1980’s Standard Meat became a leading supplier of steak and ground beef products to Sysco.  The company focus expanded into export sales and branded beef programs during the 1990’s and was sold in 2000 to Meyer Natural Angus.  Over the next several years, Steve helped to build Meyer into the largest natural and organic beef company in the U.S.  In 2003, he left Meyer to form Premium Protein Products, a beef and poultry slaughtering and processing company dedicated to high value specialty protein programs.  PPP was sold in 2006 and after helping to transition the company to a new management team, Steve left in 2009 to join Performance Food Group as Vice President for Protein.

Dr. Tom Edrington
Diamond V
Prior to joining Diamond V, Dr. Tom Edrington spent 16 years with the USDA-ARS conducting research in pre-harvest food safety with an emphasis on Salmonella and E. coli O157:H7 in dairy and beef cattle. During his tenure at the USDA, Tom developed an internationally recognized program in pre-harvest food safety research involving collaborations with numerous partners in academia, industry, and government.  He is author or co-author on over 150 peer-reviewed scientific journal articles, many of which examined Salmonella in dairy animals.

Dr. Guy Loneragan
Texas Tech University
Guy Loneragan is a veterinary epidemiologist.  He received his BVSc from the University of Sydney and completed graduate training (MS and PhD) at Colorado State University.  He now serves as a Professor of Food Safety and Public Health at Texas Tech University.  Loneragan’s research focuses societal challenges specifically related to the connection of animal, health and ecosystem health.  His research portfolio includes exploration of approaches that control food-borne pathogens and antimicrobial drug resistance in agri-food systems.  In his research, his approaches scale from the gene, to populations of animals, to policy advancement.  Loneragan also works to characterize modifiable factors that influence animal health and welfare.

Dr. Barry Bradford
Kansas State University
Barry Bradford grew up on a cow/calf operation in Iowa and completed degrees at Iowa State and Michigan State. He has been on the faculty at Kansas State University since 2006, where serves as a Professor of Metabolic Physiology. Bradford and his team carry out research in the areas of nutritional immunology, metabolic inflammation of transition cows, and sustainability of dairy cattle diets. In addition, he teaches several courses in nutrition and endocrinology and currently serves on the board of directors of the American Dairy Science Association.

Dr. Bill Stone
Diamond V
Bill grew up on a beef and hog farm in southeastern Wisconsin. After obtaining a veterinary degree from the University of Wisconsin-Madison, he practiced veterinary medicine for three years in a dairy practice in Monroe, Wisconsin. Bill continued his education through graduate school at Cornell University. His program focused on applied aspects of dairy cattle nutrition and management. After completing his doctoral program he operated a dairy nutritional and management consulting business in central New York.

Bill worked in a veterinary herd health/nutrition position with the PRO-DAIRY program at Cornell University from 1998 to 2007 before joining Diamond V. His position with Diamond V enables him to help direct the company’s dairy research and technical support programs, and to work with agribusiness and dairy producers throughout the United States and internationally. His primary areas of interest are dairy cattle nutrition and feeding management, forage management, and identification of bottlenecks on dairies.

Dr. Derek McIlmoyle
AB Vista
Dr. Derek McIlmoyle has been working in the agricultural industry since 2001 after graduating from Queen's University Belfast with an Honors degree in Agriculture followed by a Ph.D. in energy metabolism in dairy cows. Following completion of his Ph.D. Derek started his career in England and his previous positions include Technical Services Manager at a specialist feed & supplement premix company and prior to that as a Nutritionist for a large animal feed company based in the South West of England. With a strong in-depth knowledge on the ruminant market, Derek joined AB Vista in October 2007 and has been involved in both product sales and technical support at all levels within the agricultural sector in both the UK and Europe.  With a blend of technical and commercial experience, Derek has been managing the Great Britain and Ireland Ruminant Business for AB Vista for the past 2 years.

Post-Conference Symposium Speakers

Dr. Tim McAllister
Agriculture and Agri-Food Canada
Dr. Tim McAllister grew up on his parents’ cow/calf farm in Innisfail, AB. He obtained a B.Sc. (Agr) and M.Sc. from the University of Alberta in Edmonton, and a Ph.D. (with distinction) in ruminant nutrition and microbiology from the University of Guelph, ON.   He accepted an NSERC post-doctoral fellowship at the University of Calgary in 1991, and joined Agriculture and Agri-Food Canada in Lethbridge, AB in 1992.  Dr. McAllister has been a research scientist in Rumen Microbiology, Feed and Nutrition since 1997. His research focuses on microbiology, nutrition and beef production and on food and environmental safety issues related to livestock production, strategies for mitigation of Escherichia coli O157:H7, prion inactivation within the environment,  antimicrobial resistance in bacteria in feedlots and investigating the discovery and characterization of fibrolytic enzymes from rumen microbes. He also has extensive research experience in GHG emissions within animals from manure and the impact of manure handling procedures, such as composting, on emissions. He is the author or co-author of over 660 peer-reviewed scientific papers and 60 reviews, as well as 1000 abstracts and conference proceedings, and over 100 final reports for collaborative research projects.

Dr. Tom Overton
Cornell University
Thomas R. Overton, Ph.D., is Professor of Dairy Management in the Department of Animal Science at Cornell University. Tom is recognized nationally and internationally for his research and extension efforts relating to metabolism, immune function, and nutritional physiology of the transition cow and his work on milk component production in cows.  He serves as Director of the PRO-DAIRY program at Cornell, and as Associate Director of Cornell Cooperative Extension works with statewide and regional extension teams within New York to enhance the dairy and agricultural industries in New York State.  He teaches the applied dairy cattle nutrition course for undergraduates and co-teaches a course in dairy nutrition for veterinary students.

Dr. Mary Beth de Ondarza
Paradox Nutrition
Mary Beth grew up on an 80-cow registered Holstein dairy farm in southern New York.  She received her B.S. at Delaware Valley College and her M.S. at Cornell University.  In 1994, she received her Ph.D. from Michigan State University.  She then worked as a nutritionist in the feed industry in the Northeast.  Her primary responsibilities were to provide on-farm nutritional consultation, educate sales staff, and formulate and test new products.  In 2003, Mary Beth became sole proprietor of a nutritional consultation business for the dairy feed industry, Paradox Nutrition.  She now conducts studies on commercial dairy farms for feed ingredient supply companies.  She also does computer modeling and literature review projects, and she continues to do some on-farm nutritional consultation.

Mr. Chris Piotrowski
AB Vista
Chris Piotrowski is a Director at Aunir, leading NIR calibration development company and a part of AB Vista. Chris leads the technical development of Near Infrared calibrations and applications at Aunir and has been instrumental in bringing novel on-farm NIR applications to the animal nutrition market. Chris is widely recognized globally for his contribution to the development of Near Infrared calibrations. Mr. Piotrowski has over 40 years’ experience working in the field of Near Infrared analysis, across multiple industries.

Breakfast Speakers

Mr. Aidan Connolly
Aidan Connolly is Alltech’s chief innovation officer and vice president of corporate accounts. Responsible for the commercialization of Alltech’s global research in addition to the company’s corporate account strategy, his expertise is in branding, agriculture and international marketing.

Dr. Elliott Block
Arm & Hammer Animal and Food Production
a. Elliot was born and raised in Brooklyn, NY. After High School he received his B.S. from Cornell University in Animal Science and went to The Pennsylvania State University to complete his M.S. in Animal Nutrition (minor in Physiology) and his Ph.D. in Animal Nutrition (minor in Biochemistry). Upon his completion of his Ph.D. he moved to Montreal where we was hired as a professor of Animal Science with an appointment to the faculty of Medicine at McGill University. After 20 years at McGill he was offered a position as Research Manager at Arm & Hammer Animal Nutrition and was promoted to Research Fellow and Director. He has been at Arm & Hammer for the past 18 years. Elliot has authored and coauthored over 85 peer reviewed publications and numerous abstracts and popular publication articles. His major areas of interest has focused on Physiological Nutrition in Dairy Cattle but that has expanded over the past few years to include other livestock species and the areas of gut microbiome and its impact on health and productivity and into pre and post-harvest food safety.