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William Gaunitz

William Gaunitz is the founder of Advanced Trichology and gives editorial guidance to Hair Experts. He has worked in hair loss clinics since 2003.

Background, from public sources

• He began developing the Advanced Trichology product system in 2002 at Evolution Hair Loss Institute (Advanced Trichology, About). The institute offers clinic consultations in California and Arizona (hairgrowthcenters.com).
• His own site says he opened a hair loss clinic in North Phoenix, Arizona, in January 2003, after training in trichology and scalp analysis in Europe and Australia (thetrichologist.com).
• The same site lists him as founder of trichology.com in 2018. It also says he provided clinical testing and data during development of a handheld low-level laser device in 2007–2008.
• He hosts The Trichologist Podcast, which interviews dermatologists and physicians about hair loss treatments (thetrichologist.com).

His role on this site

He gives editorial guidance on which triggers to cover and how to explain shedding in plain language. He is not listed as a medical reviewer of individual pages. Each page's facts come from the sources cited on it. See how pages are made.

Conflict of interest

Advanced Trichology sells hair-care products. To keep that separate from the timelines, product links are limited to one labelled line per page, and no timeline, percentage or warning sign comes from Advanced Trichology material.