sustainable farming principles expert speakers optimal health experts scientists scientific advisory board organic farming practices

Lynne Connor, Ph.D.	Jean Wang, Ph.D.
KaLee Dahlin, M.S.	Gopi Menon, M.S.Ch.E.
Audra Davies, M.S.	Steve Missler, Ph.D.
Pete DeBus	Mary Murray, Ph.D.
Kevin Gellenbeck, Ph.D.	Mark Proefke, Ph.D.
Kerry Grann, DrPH	Don Pusateri, M.S.
David G. Groh	Keith Randolph, Ph.D.
Rodney Johnson, M.S.	Lisa Rozga
Marc Lemay, Ph.D.	Jeffrey Scholten, Ph.D.
Yingqin Li, M.S	Dawna Venzon, Ph.D., R.D.
Yumei Lin, Ph.D.	Zachary Wahl

Mark Proefke, PhD Senior Group Leader: Analytical Services - Chemistry

Mark leads the Chemistry group supporting NUTRILITE™ product development with analytical methodologies ensuring the development of high quality products. He obtained his doctorate in Analytical Chemistry studying natural products by mass spectrometry and brings 20 years experience from the pharmaceutical industry working in discovery and development roles. Mark is a member of the American Chemical Society, American Society of Mass Spectrometry, and AOAC International.