Dr Mark E. Branine, has had successful career, spanning nearly forty-years, contributing to scientific knowledge, clinical development, applied research, and technical services in support of beef cattle nutrition, health, and management practices across academic institutions, the feedlot industry, and pharmaceutical and trace mineral nutrition industries. Mark, a native of Colorado, earned his B.S. degree in Animal Science from Colorado State University, his M.S. in Animal Science from the University of Wyoming, and his doctorate in Ruminant Nutrition from New Mexico State University. Mark is an active member of the American Society of Animal Science, American Society of Dairy Science, American Nutrition Society, Plains Nutrition Council, and American Registry of Professional Animal Scientists. Over his career Mark has worked closely with and mentored over 25 master’s and Ph.D. graduate students, at various partnering universities. He has been the lead author or contributing author for 39 peer-reviewed articles, 29 proceedings and symposium publications, 49 peer-reviewed abstracts, and 55 research reports and miscellaneous publications. His work has earned him the SmithKline Beecham Animal Health R and D Vice President Impact Award and King Pharmaceuticals, Inc. President’s Achievement Award. He has been recognized and received the Legends of Feedlot Nutrition Award from the Plains Nutrition Council.