Ann Hess Associate Professor

Office: Spruce Hall 23

Phone: (970) 491-5077

Curriculum Vitae:

Google Scholar:


  • PhD Statistics, Colorado State University, 2005
  • MS Statistics, Colorado State University, 2001
  • BS Math and Physics, University of Hartford, 1998


Dr. Hess is an applied statistician with the CSU Graybill Stat Lab. Her research interests include applied linear models, bioinformatics and statistical consulting.


Biological variation of major gut-derived uremic toxins in the serum of healthy adult catsStacie C. Summers, Ann Marie Hess, Corey D. Broeckling, Michael R. Lappin Journal of Veterinary Internal Medicine, 2021.
Positive Change in Healthy Eating Scores Among Adults With Low Income After Expanded Food and Nutrition Education Program ParticipationSusan Gills, Garry W. Auld, Ann Marie Hess, Susan S. Baker Journal of Nutrition Education and Behavior, 2021.
Brix refractometer scoring of immunoglobulin G in postpartum mares’ colostrumJulie Alexandra Storme, Patrick M. McCue, Ann Marie Hess Clinical Theriogenology , 4, 2020.
Development and testing of a national questionnaire to assess dietary practices of low-income adults participating in EFNEP.Erin Kathleen Murray, Susan S. Baker, N M. Betts, Ann Marie Hess, Garry W. Auld Journal of Nutrition Education and Behavior, 2020.
Positive Change in HEI-2005 Scores Among Low-Income Adults after Participation in the Expanded Food and Nutrition Education Program (EFNEP).S Gills, Garry W. Auld, Ann Marie Hess, PM Guenther, Susan S. Baker Journal of Nutrition Education and Behavior, Supplement_1, June 2019.
Rice Bran Ingestion Decreases Diarrhea, Increases Fecal Microbiome Diversity, and Stabilizes Fecal IgA in Malian InfantsAllison Cathleen Vilander, Ann Marie Hess, Elizabeth P. Ryan Journal of Pediatric Gastroenterology & Nutrition .
Evaluation of acupuncture for the treatment of pain associated with naturally-occurring osteoarthritis in dogs: a prospective, randomized, placebo-controlled, blinded clinical trialAlice Weedon Baker, Ann Marie Hess, Felix Michael Duerr BMC Veterinary Research, 2020.
Phase I Clinical Trial of an Antithrombotic Drug Protocol Combining Apixaban and Clopidogrel in DogsAllison Gagnon, Brian Alan Scansen, Christine S. Olver, Ann Marie Hess, Chris Orton Journal of Veterinary Cardiology.
Nix Pro Color Sensor provides comparable color measurements to HunterLab colorimeter for fresh beefMahesh Narayanan Nair, Ann Marie Hess, Keith Belk LWT - Food Science and Technology .
Contrast therapy: Tissue heating and cooling properties within the equine distal limbKevin Keith Haussler, Shana R. Wilde, Michael Davis, Ann Marie Hess, C. Wayne McIlwraith EQUINE VETERINARY JOURNAL, 2020.