Executive Board

The current Executive Board of I.A.C. (as of December 1st, 2016) consists of Chairman, Florence Barrett-Hill and Vice Chairman, Dr. Hans Lautenschläger. Both Ms Barrett Hill and Dr Lautenschläger are recognised within the international skin care community for their contributions to applied Corneotherapy, and have been advocates of the methodology for over 20 years. Both have both written many publications directly or indirectly increasing the knowledge of those practicing Corneotherapy globally.

Ms Barrett-Hill and Dr Lautenschläger at the 2nd International Symposium for Corneotherapy, Germany, May 2013

Florence Barrett-Hill  

CIDESCO, ITEC Dips, Independent Technical Educator to the Professional Aesthetics Industry

Ms Barrett-Hill is an internationally acclaimed dermal science educator, practitioner, researcher, and author with a vast experience covering all aspects of professional aesthetic therapy and paramedical skin care. Florence holds over a dozen diplomas and international qualifications covering every aspect of modern, non-invasive skin treatment therapy, and is well respected by her industry peers for her 30+ years of knowledge she loves to share via books, seminars and now, e-learning. Ms Barrett Hill is the creator of the Pastiche Method of advanced skin analysis, which is the cornerstone of successful skin condition diagnosis, interventions and non-invasive skin care treatments.


Dr. Hans Lautenschläger, 

Chief scientist, KOKO Kosmetikvertrieb GmbH & Co.KG

Dr. Lautenschläger is a internationally respected  organic chemist  and pharmacologist with vast experience in the development of formulations and products designed for the skin.  Research & Development under his guidance for a number of German organisations has produced novel pharmaceutical actives for lipid metabolism disorders, inflammation and heart, blood and circulation diseases. His interest in phospholipids and their application in treating skin barrier disorders have put him in the forefront of innovative design of skin care products primarily employed in applied Corneotherapy.

Company Information


International Association for Applied Corneotherapy

The International Association for Applied Corneotherapy (I.A.C.) is a registered, non-profit association with primary purposes and objectives of the advancement of scientific research in the realm of Corneotherapy and related sciences.


Executive Team

Florence Barrett-Hill - New Zealand
Dr. Hans Lautenschlager, Ph.D. - Germany

Margaret Walsh

Scientific Advisory Board:
Assoc. Prof. Dr. Lars Norlén.
Department of Dermatology, University Hospital, Stockholm, Sweden.

Education Commission:
Florence Barrett-Hill
Rene Serbon
Alexandra J. Zani

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The Corneotherapy website uses a language translation service. The IAC has made reasonable efforts in order to provide accurate translations, however it is a software translation and as such will not have the accuracy of a manually translated site.

If any questions arise concerning the accuracy of the information presented by the translated version of the website, please refer to the official English version of the website.

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