Bauman College Faculty

Rosie Ueng, M.S.
Director of Academics
Rosie holds a B.A. in biochemistry from the University of California, Berkeley and an M.S. in holistic nutrition from Hawthorn University. Her experience over the past two decades combines years of laboratory research, science instruction, and curriculum development, along with a fervor for good food and health. She has worked in commercial kitchens, as a professional caterer, and is also the consulting chef for the Weston A. Price Foundation. Rosie brings her experience working with private clients and teaching workshops in the community to the classroom, as an instructor for both the Nutrition Consultant and Natural Chef programs.
Hilla Abel, O.D.
Lead Natural Chef Instructor
Hilla received her B.A. in integrative biology and her doctorate in optometry from the University of California, Berkeley. After years of seeing the results of improper eating in her patients’ eyes, Hilla became impassioned to teach people the benefits of healthy eating. A graduate of the Natural Gourmet Institute for Health and Culinary Arts, Hilla teaches for both Bauman College’s Natural Chef Program and children’s cooking camps at the Albany Community Center. She is also the owner of Health in a Pan, where she helps busy parents answer the question “what’s for dinner?” through culinary coaching, so that they feel confident in preparing healthy, delicious, and manageable meals for their families.
Susan Arthur, B.A., N.C.
Nutrition Consultant Instructor
Susan has a B.A. in psychology from Sacramento State University and has been teaching and counseling in the field of holistic health and nutrition since 1989. She became a certified nutrition consultant through Bauman College where she has been an instructor since 2006. Her studies in psychology included an emphasis on nutrition and behavior modification. In her nutrition practice, she emphasizes the whole person, working on all aspects of their life experience, to encourage lasting change and well-being. Susan has provided hundreds of clients from diverse backgrounds with individualized nutritional support.
Porsche Combash, B.A.
Natural Chef Instructor
Porsche is a chef, instructor, and entrepreneur. She specializes in production cooking, sustainable packaging, and nutrient-dense product development. Porsche’s love for food began to develop when she trained as a pastry chef at age 16. She has worked as a wedding coordinator, caterer, chef, and garde manger. In 2001, she studied at the Natural Gourmet Institute to become a culinary instructor. She interned at Findhorn in Scotland and Ballymaloe Cookery School in Ireland. In 2006, Porsche co-founded Three Stone Hearth, a worker-owned co-op, in Berkeley, CA. She now teaches culinary arts, develops cancer-supportive recipes and meal plans, and continually studies ways to help others retain or regain optimal health.
Diane Fischler, B.A., N.C.
Nutrition Consultant Program Manager
Diane is a Bauman College certified nutrition consultant and has a B.A. in anthropology from the State University of New York at Stony Brook. She has been a Bauman College faculty member since 2005 and an online program instructor since 2007. In that time, she has successfully ushered many enthusiastic students through the Nutrition Consultant Program. She has also taught nutrition at Northern California Functional Restoration Program, a pain management clinic. Diane has a lifelong interest in health and wellness with an emphasis on stress reduction and cardiovascular health.
Thais Harris, B.A., N.C.
Nutrition Consultant Instructor
Thais holds a B.A. from the California Institute of Integral Studies, attended the University of Southern Santa Catarina’s international relations program in Brazil, and is a certified nutrition consultant through Bauman College. She is the co-founder of Nourish Together, a nutrition and wellness private practice focusing on helping couples achieve optimal health. Thais also works as the nutrition education manager at Ceres Community Project, a nonprofit organization supporting primarily low-income people struggling with serious illnesses by providing free and home-delivered nourishing, organic, and locally produced meals; nutrition education; and the caring support of the community. As a business owner, Thais draws from her experience in graphic and web design, human resources management, and accounting.
Jenny Helman, N.C.
Nutrition Consultant Instructor
Jenny graduated with honors from Bauman College as a nutrition consultant in 2014. In 2016, she was chosen to receive the Going Up award from the NANP in recognition of the visibility, success, and distinction she has achieved in the holistic nutrition industry. She runs her private practice, Healdsburg Nutrition, in Sonoma County, CA, where she offers individualized programs and workshops. She also teaches nutrition education at Ceres Community Project. In her spare time, Jenny enjoys working in her garden with her husband, where they cultivate vegetables, fruit trees, and healing herbs.
Laura Knoff, B.S., N.C.
Nutrition Consultant Instructor
Laura holds a B.S. in chemistry from Florida Atlantic University and was a senior research associate in the lipoprotein group at Lawrence Berkeley National Laboratory. Laura also worked as an electron microscopist from 1982 until 2000. She is a Bauman College certified nutrition consultant, a member of the NANP, and is Board Certified in Holistic Nutrition®. She is the author of Veggiewoman’s Guide to Health; Gluten Free, Dairy Free, Sugar Free Eating and The Whole Food Guide to Overcoming Irritable Bowel Syndrome. Laura has a private practice at the Labrys Healthcare Circle in Oakland, CA.
Irema Sivcevic, M.S.
Nutrition Consultant Instructor
Irema holds a bachelors in electrical engineering from the University of Sarajevo in Bosnia and Herzegovina and an M.S. in holistic health and nutrition education from Hawthorn University. She has worked as an engineer for over twenty five years, but Irema's passion for healthy food steered her toward the field of holistic nutrition. She has taught nutritional workshops and worked as a clinical nutritionist alongside functional and integrative medicine practitioners. Irema also maintains a private nutrition consulting practice, is Board Certified in Holistic Nutrition®, and is an Usui Shiki Ryoho Reiki Master.
Julie Thenell, M.S., N.C.
Nutrition Consultant Instructor
Julie received her undergraduate and graduate degrees in education from the University of Wisconsin-Oshkosh, her nutrition consultant certification from Bauman College in 2014, and is Board Certified in Holistic Nutrition®. Since graduating from Bauman College, she has maintained a private nutrition consulting practice, JTC Nutrition, helping individuals regain control of their health during periods of high stress and transition. Julie enjoys her work as a student mentor and currently serves on the board of the NANP.
Lizette Marx
Natural Chef Instructor
Lizette is a certified nutrition consultant, chef, baker, certified culinary nutrition instructor, cookbook author and professional recipe developer. She has taught and coached aspiring natural chefs at Bauman College since 2005, co-authored The Flavors of Health Cookbook with founder and president, Ed Bauman Ph.D. and developed many supplemental health and wellness programs produced by the school including Nutrition Essentials for Everyone as well as a series of culinary workshops for nutrition consultants. In addition to her work with Bauman College, Lizette coaches and guides students training to be Culinary Nutrition Experts at the Academy of Culinary Nutrition. As a passionate chef and baker for more than 30 years, Lizette endeavors to share her knowledge of cooking healthfully with others. She developed a series of plant-rich cooking demos and classes for doctors in the Physicians Wellness program at Kaiser Permanente, which is now available for the nursing and administrative staff as well with much success. Lizette regularly offers healthy cooking demonstrations and classes to corporations, health and wellness organizations and private groups and has recently shifted to teaching all of her classes and workshops online through her business Marx Culinary.
Rachel Forman-Lau, N.C.
Distance Learning Instructor
Rachel graduated from the Bauman College Nutrition Consultant program in 2016. Along with instructing at Bauman College, Rachel works privately as a Nutrition Consultant, serving the Bay Area. Prior to graduating from Bauman College, Rachel studied at San Francisco State University and the Professional Culinary Institute in Campbell, California. Her work includes one-on-one and group counseling, as well as in-person and virtual workshops. She specializes in blood sugar handling, digestive wellness, hormonal balance, and healthy cooking techniques. She enjoys using her expertise to help students and clients find their own unique paths to holistic health. In her free time, Rachel loves to spend time outdoors hiking and cycling, but her favorite hobby is creating recipes to fit the Eating for Health model to nourish her family and friends.