David’s commitment to excellence has created a beautiful community of talented and knowledgeable herbalists.
Learn MoreClick here to apply for the 2026-28 class!
Learn MorePhoto courtesy Rich Mandelbaum, RH
Learn MoreLearn A&P with our very own Wendy Warner, MD, ABIHM, IFMCP and Andrew Appello, DACM, MSN, L.Ac., APN, RH(AHG) available here! They are wonderful teachers and have a depth of knowledge on anatomy and physiology (as well as many other topics), especially as it pertains to clinical practice, that few others can offer. We believe you will find this class not only highly educational but deeply relevant to becoming a clinical herbalist.
David spoke on Adaptogens: The great rejuvenators
Learn MoreDavid discusses the wonders of Roses with Rosalee on her amazing podcast series. Click here to get the full recipe card.
Learn MoreListen to the Five to Thrive podcast here!
Learn MoreDavid is inner-viewed in episode 1 of Rosemary’s amazing new series.
Learn MoreI graduated from David’s course in 1998 and have been a professional member of the American Herbalists Guild since 2003, and to this day I am grateful that David’s course provided me exactly the foundation and guidance I needed for the serious pursuit of herbal knowledge.