Executive Board

The Executive Board of CoMeT

Dr. R. Eugenia Chávez Calderón de Bartelt, President

Dr. R. Eugenia Chávez Calderón de Bartelt is medical doctor in Phoniatrics and Audiology from the National University Autonomous of Mexico with medical specialization in Health Minestry. Studies of Doctorate in artistic Phoniatrics and Aphasiology at the General Hospital of Vienna at the Vienna University. She has special medical training in respiratory allergies.

She is since 1989 director of Centro de Foniatria y Audiologia in Mexico City.

She is specialized in indirect transoral endoscopical phonosurgery of artistic voice with training at Charité Hospital in Berlin with Prof. J.Wendler and W.Seidner.

She was the first medical doctor who showed the videostroboscopical characteristics of the vocal folds in Mexico through super 8 Beaulieu camera and video camera and special Timcke equipment designed exclusively for her.

She has made special clinical research in respiratory and food allergies and artistic voices and occupational voice disorders. She is an international expert in the environment and pollution influences in the artistic voice and in the professional voice users.

She belongs to the Mexican Society of Audiology, Phoniatrics and Otoneurology ,Mexican Society of ENT, Head and Neck Surgery and Mexican Allergy Ssociety for Allergy and Environmental Medicine. She is the national Coordinator for World Voice Day since 2000 and the representative of Union of European Phoniatrics for Mexico since 2010. She is a board member of World Voice Consortium since 1998.

She is active member of the Voice Foundation and of the International Association of Logopedics and Phoniatrics since 1995. She belongs to the International Association of Phonosurgery.

She is also active member from CoMet by invitation since 1996.She was the president of the Comet congress in 2009 in Mexico City.

She is faculty from several international and national societies like IFOS, Voice Foundation, International Association of Phonosurgery, International Simposium of Laser of Voice Surgery and Voice Care, Pacific Voice Conference , Austrian Voice Institute among others.

She has developed an integral plan for voice- and communication-health with different courses, workshops, researches with special teleapproaches for the professional voice users.

She supports special proyects at the Opera House (Palace of Fine Arts) in Mexico and the Music Faculty in the National University of Mexico among others singing schools.


Philippe H. DeJonckere, MD, PhD, Treasure

Philippe H. DeJonckere, M.D., Ph.D. is ENT-physician/Phoniatrician, certified specialist in Occupational Medicine, Rehabilitation Medicine and Forensic Medicine.

He is emeritus professor at the Utrecht University and honorary guest professor at the universities of Leuven and Lille. Currently he is General Coordinator of the Scientific Council at the Federal Institute for Occupational Diseases in Brussels. He is Past President of the CoMeT, chairs the Committees on Phoniatrics of the European Laryngological Society and is a member of the Voice Committee of the IALP and of the Advisory Committee of the PEVoC. The Dutch Society of Logopedics and Phoniatrics, the Austrian Voice Institute and the Union of European Phoniatricians have made him “Member of Honour”.

He authored 7 books,172 articles in international peer-reviewed journals and 72 chapters in books. He is Hon.Lt.-Colonel of the Belgian Army and has been decorated Commander of the Order of King Leopold II.


Josef Schlömicher-Thier, MD, Secretary General

Josef Schlömicher-Thier was born 1954 in Styria, started his musical career in 1990 in Graz in the Ensemble of the Opera in Graz in Don Carlos. He began his Voice Training as a Bariton at the Conservatorium of Music in 1982 and at University of Music and Dramatic Art in Graz in 1986. After finishing his Degree in Medicine at the Karl Franzens University of Graz, he was trained as a General Practitioner in Graz and Leoben and became a Specialist in ENT at the Main Hospital in Salzburg. Since 1996, Josef Schlömicher–Thier has the Responsibility as a Consultant Doctor of the Salzburg Festival for the Voice Care of the Singers and for the Occupational Medicine of the Salzburg Festival.

The main Focus of Josef Schlömicher-Thier’s Work is on the Care of the Professional Voice. In particular, he organized several international Meetings in Salzburg, focussing on the interdisciplinary Care of the professional Voice and Phonosurgery since 1995. As a guest Lector, Josef Schlömicher-Thier works in Salzburg at the University of Music Mozarteum and at the Department of Neuro-Linguistics at the Paris Lodron University.. He is married with Luise, Dentist and has four Children , Markus ( Cardiac Surgeon) Thomas ( Master of Engineering) Johanna (Songwriter), Clemens ( Student of dental Medicine) He is a Member Collegium Medicorum Theatri (CoMeT), the europäischen laryngologischen Society( ELS) and the foundet the Austrian Voice Institute and the International Voice Symposium Salzburg 1996. From 2009 to 2013, he was a Member of the Salzburg Parliament and Health Care Expert of the Socialist Party of Salzburg. Since 1996 he works in his ENT Office and got 2015 the official Licens for the International Voice Center Austria from the Salzburg government.

Memberships:
American Voice Foundation
British Voice Society
Union European Phoniatrician
Collegium Medicorum Theatri (CoMeT)
Deutsche Stimm-und Sprachgesellschaft
Österreichische HNO Gesellschaft


Adi Primo-Fever , PhD, Membership Secretary

Adi Primo-Fever is a Phoniatrician and ENT working at a hospital in Tel Aviv. She is specialized on voice disorders and is now partially employed as professor at a local university, where she is teaching and researching.


Markus Hess, MD, PhD, Past-President

Markus Hess, MD, is a dedicated otolaryngologist and phoniatrician, subspecializing in laryngology, phonosurgery, and disorders of professional voice users.

He is co-founder and Head of the first Voice Clinic in Germany (Deutsche Stimmklinik, 2014).He accepted 1998 a position as full professor at the University Medical Center Hamburg-Eppendorf and Professor of Phoniatrics.
Dr. Hess graduated from University Medical School, Düsseldorf, and Freie Universität, Berlin, and is a fellowship trained, board-certified Otolaryngologist and board-certified Phoniatrist. He trained as a HEISENBERG PhD fellow from the German Research Council (DFG) at HARVARD medical school and lectured thereafter for many years as active member and visiting lecturer within the HARVARD – M.I.T. health science and technology program. He is a leading physician-scientist in the area of research of basic voice physiology, vocal fold vibration analysis and voice disorders. He now specializes in the care of the performing voice and the treatment of voice disorders.

Dr. Hess has long-standing experience in performing the full spectrum of endoscopic and open surgical procedures on the larynx. He has invented many improvements for diagnostics and operative techniques in laryngology and holds a patent on LED-stroboscopy. Dr. Hess brings a multidisciplinary approach to such patients as public speakers, singers, and actors. His surgical patients receive cutting-edge minimally invasive techniques in laryngeal microsurgery as well as office-based voice surgery in topical anesthesia. Dr. Hess has authored or co-authored over hundred peer-reviewed articles in professional journals, book chapters, and textbooks.

He is now Chairman of the Pan European Conferences (PEVOC), founding member of the “German Society of Phonosurgery”, founder and Executive Board member of the European Academy of Voice (EAV), and became President of the international Collegium Medicorum Theatri (CoMeT). He serves in multiple capacities on many international editorial and scientific boards and committees. Dr. Hess teaches regularly at national and international voice conferences and gives own courses in cutting-edge phonosurgery techniques..