Human Nutrition: Science for Healthy Living, 3rd Edition

About the Author

Tammy Stephenson

Tammy J. Stephenson, PhD, received her BS in Food Science and Human Nutrition and PhD in Nutritional Sciences from the University of Kentucky. She has taught a wide variety of food, nutrition, and wellness courses, including introductory nutrition, to majors and nonmajors in the Department of Dietetics and Human Nutrition at the University of Kentucky for the past 15 years. Dr. Stephenson is an active member of the Academy of Nutrition and Dietetics, serving as Chair of the Nutrition Educators of Health Professionals practice group. She has published and presented on service learning, technology in teaching, student-centered learning, and other related topics. Dr. Stephenson has a passion for teaching engaging, interesting, and relevant nutrition courses that has been recognized through multiple teaching and mentoring awards at the university, state, and national levels. Outside of the classroom, she enjoys running, yoga, coaching youth soccer, gardening, cooking, and spending time with her family.

Megan Sanctuary

Megan R. Sanctuary, MS, PhD, received her MS in molecular and integrative physiology from the University of Illinois at Urbana-Champaign and her PhD in nutritional biology from the University of California at Davis. She has taught a wide variety of courses, including introductory nutrition, anatomy and physiology, and general biology. Dr. Sanctuary has published and presented in many areas of research, including the interactions among diet, the immune system, and the microbiota. She has a special interest in food as medicine, precision nutrition, and the effects of early nutrition on health and disease later in life. In her free time, she enjoys spending time with her family, reading, and doing yoga.

Caroline Passerrello

Caroline Passerrello, MS, RDN, LDN, earned her BS degrees in psychology and clinical dietetics and her MS from the School of Health and Rehabilitation Sciences at the University of Pittsburgh. Caroline has experience running a nutrition consulting company and spent 8 years working in industry, leading a retail dietitian program. 
Caroline is a registered dietitian nutritionist and a full-time faculty member at the University of Pittsburgh in the Department of Sports Medicine and Nutrition. She teaches in the accelerated graduate-level Future Education Model; courses include Experiential Practice in the Community, Entrepreneurial Skills for Nutrition Professionals, Professional Development, Principles of Nutrition Education, and Introduction to Human Nutrition.
Caroline is active in her professional organization as a national spokesperson for the Academy of Nutrition and Dietetics. She has a specialty certificate in adult weight management and focuses her media interviews on nutrition education for consumers, healthful shopping, and children’s nutrition. She is pursuing her doctor of education in health and physical activity in the School of Education at the University of Pittsburgh.
In her free time, Caroline enjoys being physically active with her family and bringing stress relief to others with her therapy pet, C.C.