Education: New Mexico State University, Department of Animal and Range Sciences, Las Cruces, NM Doctor of Philosophy January 1991 Major Area: Animal Nutrition, Related Area: Animal Physiology Research Tool: Experimental Statistics Dissertation Title: Effects of continuous versus daily rotational use of lasalocid and monensin on in vitro fermentation and blood clinical chemistry profiles in beef cattle fed a 90% concentrate diet. Employment:  Department Head and Professor, New Mexico State University, Department of Animal and Range Sciences, Las Cruces. July 2015 to 2017. Department Head and Professor, Montana State University, Department of Animal and Range Sciences, Bozeman. December 2015 to July 2015. Interim Dean and Director, College of Agriculture/Agricultural Experiment Station, Montana State University, Bozeman. September 2013 to December 2015. Department Head and Professor, Montana State University, Department of Animal and Range Sciences, Bozeman. August 2010 to August 2013 Professor, Ruminant Nutritionist, The University of Arizona, Department of Animal Sciences, College of Agriculture and Life Sciences, Tucson. July 2009 to August 2010. Associate Professor, Ruminant Nutritionist, The University of Arizona, Department of Animal Sciences, College of Agriculture and Life Sciences, Tucson. August 2001 to July 2009. Assistant Professor of Animal Science and Superintendent, New Mexico State University, Clayton Livestock Research Center, Clayton, NM. September 1996 to August 2001. Acting Superintendent and College Assistant Professor of Animal Science, New Mexico State University, Clayton Livestock Research Center, Clayton, NM. April 1996 to September 1996. Postdoctoral Research Associate. New Mexico State University, Clayton Livestock Research Center, Clayton, NM. October 1994 to April 1996. Sales Nutritionist. Farr Better Feeds, Garden City, KS. October 1993 to October 1994. Research Specialist. University of Arkansas, Fayetteville, AR. August 1991 to October 1993.

Animal Nutrition, Related Area: Animal Physiology