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Board of Directors

Board of Directors 2019-2021


Peter Lewton-Brain, DO, MA

Born in London but raised in East Africa and the United States, Peter trained as a dancer at the School of American Ballet and with Margaret Craske in New York City. After performing with various American companies he became a principal dancer with the National Ballet of Portugal and Les Ballets de Monte-Carlo where he preformed the major roles in both the classical and neo classical repertory. He taught the men’s division at the Princesses Grace Dance Academy, and still teaches at the École Supérieure de Danse Cannes, Rosella Hightower. He has additionally taught dance history, anatomy and ballet at the European-Institute of Technology and the University of Nice. His studies include a BA from the State University of New York, an MA from the University of Nice, both French and Swiss Degrees in Osteopathy (DO) and training in Pilates Rehabilitation. Along with a private practice in Monaco, working closely with the Ballets de Monte-Carlo, he is the resident osteopath at the Princesses Grace Dance Academy. In 2006 he founded the Association Danse Médecine Recherche (ADMR) in Monte-Carlo and in 2010 the association Dance Environment Santé in France that has created a Dancer’s Health Clinic that serves the region from Marseille to Cannes. Speaking Italian, French, Portuguese and English his articles have been published in Dance Now, Danza & Danza, Dance Magazine, Tanz, the JDMS and the JSSM. He has served five terms as a Member-at-large of the Board of Directors of IADMS. He was the newsletter editor from 2009-2014, resuming this position in 2016.


Vice-President / President-Elect

Nancy Kadel, MD

Nancy Kadel is an orthopaedic surgeon specializing in foot and ankle reconstruction. Her academic interest and passion is the care of dancers. She studied dance and science at Sarah Lawrence College, USA, was a scholarship student at Jacob’s Pillow, and performed with several dance companies. She graduated from the University of Washington School of Medicine in Seattle, fulfilled her residency training in Boston at the Harvard Orthopaedic program, and completed a Foot and Ankle fellowship at the New England Baptist Hospital. She has taught ballet and modern dance classes, and she has choreographed several works.

In San Francisco, Nancy served as Medical Director of the Healthy Dancers’ Clinic, a free injury prevention and screening clinic for dancers housed in the ODC Dance Commons. In Seattle, she volunteers at the SeaPAM Performing Arts monthly clinic. She has lectured internationally on dance injury prevention and published original research on stress fractures, surgical techniques, and dance biomechanics.

As an IADMS member since 2003, Nancy has attended most of the Annual Meetings, and she has served as an Associate Editor for the Journal of Dance Medicine & Science. She worked to get continuing medical education/CEU accreditation for the Birmingham and Washington, DC meetings. She is currently Co-Chair of the Dance/USA Task Force, and she serves on the Dance/USA Executive Board of Trustees. Nancy sits on the Board of Directors for the Performing Arts Medicine Association (PAMA), and she has recently completed her term as President of PAMA from 2014–2016.


Past President

Peter E. Lavine, MD

Peter E. Lavine, MD, is an orthopaedic surgeon in the Washington DC Metro area, specializing in sports & performing arts medicine, general orthopaedic surgery, trauma, and adult reconstructive surgery. His practice includes professional and pre-professional dancers & performers.

Dr. Lavine has served as Orthopaedic Surgery consultant for the Kirov School of Ballet, Washington Ballet Medical Alliance & School, Cirque du Soliel, as well as, world renown professional dance & ballet companies performing at Kennedy Center, National and Warner Theaters.

Dr. Lavine has been active in IADMS serving as a Member at Large and on the Editorial Board of Journal of Dance Medicine & Science. Dr. Lavine has been a contributor to the Performing Arts Medicine Association and a regular IADMS meeting contributor. Dr Lavine has numerous leadership & media positions as Chairman & President - Medical Society of Washington, DC, and AMA Delegate & AMA Council Member.

Dr. Lavine did his undergraduate at Washington University, medical training & orthopaedic surgery residency at Georgetown University Medical Center, and AO Fellowship with Professor Reinhold Ganz in Switzerland.



Gayanne Grossman, PT, EdM

Gayanne holds a B.F.A. in Dance and a B.S. in Physical Therapy from the University of Utah where she graduated with honors and Phi Kappa Phi. She holds an Ed.M. in Dance Education from Temple University. Gayanne is the Director of Dance Wellness, the resident physical therapist, and an instructor of anatomy, kinesiology, and conditioning for dancers at Muhlenberg College in the Department of Theatre and Dance and a physical therapist for the Lehigh Valley Health Network Performing Arts Wellness Program.

She is the author of the book Dance Science: Anatomy, Movement Analysis, and Conditioning. She has published peer reviewed research with a focus on validating turnout measurement techniques. She wrote the monograph on the dancer’s hip for the American Physical Therapy Association (APTA). She has lectured, given scientific presentations, grand rounds, movement based workshops internationally. Gayanne is the recipient of a Presidential Award for the keynote speech at the National Dance Association’s (NDA) 2012 annual conference. She was awarded Fellow status by IADMS. Gayanne is serving IADMS on the Board of Directors and as Editor-in-Chief of the IADMS Bulletin for Dancers and Teachers. She serves the Performing Arts Medicine Association as a Research Committee member.

Her past professional experience includes: serving the APTA Performing Arts Special Interest Group on the Board of Directors and as a content expert for the Performing Arts Practice Analysis, providing physical therapy services for the Pennsylvania Ballet, the University of Utah Departments of Ballet and Modern Dance, Temple University Department of Dance, and the Princeton Ballet School. Her teaching experience includes modern dance technique for the University of Utah–Department of Continuing Education.


Directors-at-Large (Professional Members)

Kathleen Davenport, MD

Kathleen Davenport has been an IADMS member since 2001. As a Physiatrist and Sports Medicine Physician, she has worked toward dancer wellness as Company Physician for Miami City Ballet and in treating studio dancers, university dance students, and professional dancers of all backgrounds.

As the Secretary for the Dance/USA Task Force on Dancer Health, she values collaboration across disciplines and mutual respect across professions. She served as the Co-Chair of the Colloquium on the Clinical Care of Dancers at IADMS 2015, working across disciplines to explore best practices for dancer wellness as well as lecture formats for IADMS members.

Kathleen has been on research protocols since high school and won the Resident Research Award at the University of Washington. As an active dancer and member in her local community, she has worked to found and grow community organizations.


Jennifer Deckert, MFA

Jennifer Deckert is currently an Associate Professor of Dance at the University of South Carolina, where she teaches ballet technique, dance kinesiology, and pointe technique. She has an MFA in ballet performance, choreography, and research from the University of Utah. Her research interests include integrated breath awareness, dynamic alignment, and the incorporation of wellness based training into the classroom. Her choreography credits include A Midsummer Night’s Dream, Cinderella, Dracula, and an original collaborative physical dance theatre Kiss Romeo, Bang! Juliet, among others. In 2015, she was invited to present work at the 3rd Beijing International Ballet and Choreography Competition in Beijing, China. She has taught master classes and created works at numerous institutions and festivals throughout the United States, Europe, and China.


Lauren Elson, MD

Lauren Elson, MD is board-certified in sports medicine and in physical medicine and rehabilitation. She attended Tufts University School of Medicine, did her residency at New York Presbyterian Hospital Columbia/Cornell, and completed a fellowship in Sports Medicine at Stanford University. She is currently the Director of Dance Medicine at Spaulding Rehabilitation and an Instructor at Harvard University.

She is a former professional dancer and instructor of jazz, ballet, tap, hip-hop, African, swing, and salsa, and she has danced with Cambridge Dance Company since its inception in 2012. Currently, she is the chair of the Freelance Dancer Committee on the Dance/USA Task Force on Dance Health. She has lectured nationally and internationally on dance health and injury prevention to dancers and professional organizations and has recently published an introductory textbook for physicians interested in treating artists: Performing Arts Medicine.


Matthew Grierson, MD

Matthew Grierson, MD is a board-certified physiatrist with subspecialty certification in sports medicine. He holds a BFA in modern dance from the University of Utah and has received his medical degree from Boston University School of Medicine.

Dr. Grierson is Medical Director for the Seattle Clinic for Performing Artists and is a co-founder of a free clinic in Seattle that provides free medical care to uninsured or underinsured performing artists. He is an active member of the Dance/USA Taskforce on Dancer Health and served as a member of the IADMS Development Committee. He has a strong commitment to principles of public health and has helped influence healthcare policy through service on county and state medical society boards as well as through work as Speaker of the Washington State Medical Association House of Delegates and as a representative to the American Medical Association.

His clinical practice serves as a resource for dancers across the spectrum of age, ability, and function. Dr. Grierson cares for professional dancers from the Pacific Northwest Ballet, Whim W’him, and Spectrum Dance companies and works with university dancers from Cornish College of the Arts and the University of Washington. He holds a clinical faculty appointment with the University of Washington Department of Rehabilitation Medicine and is involved in teaching residents and medical students, helping to usher in the next generation of dance medicine professionals.


Claire Hiller, PT, PhD

Claire Hiller is a Senior Research Fellow at the University of Sydney, Australia. Her areas of interest are dancer health, dance for health, and musculoskeletal health with a focus on ankle injury. She is passionate about fostering collaborations in the dance field to further evidence-based practice for dancer health, the use of dance for health, and indigenous dance forms. She has been a practicing physiotherapist for over 30 years with a focus on the adolescent dancer. Along with her research, this has led to many national and international talks to students, faculty, and clinical groups.

She has been a member of IADMS for many decades and has served on the Research Committee since 2015. In the past, she organized the Physical Therapy Special Interest Days at the Annual Conferences.


Director-at-Large (Student Representative)

Jill Descoteaux, PhD, AT

Jillian is currently a doctoral candidate in the Interdisciplinary Program at Ohio University, combining professional counseling with athletic training. The focus of her on-going research is a dual-country query into dancers’ perceptions of healthcare access and satisfaction, inspired by the work of M Air in the Nederlands. She anticipates defending and graduating in the spring of 2018 and moving to Colorado to teach and practice. Jillian is a full-time contract-lecturer in the accredited Athletic Training program at Keene State College in New Hampshire. She is the resident dance-knowledgeable faculty as she advises students on dance-specific questions in their practice and research. Jillian is also a practicing athletic trainer in the state of Massachusetts under a per-diem model company.

Her individual research interest of dancers began in 2008, while she was studying to become an athletic trainer. She continued to study under Dr Redding in the MSc at Trinity Laban and further at Ohio University. Her research focuses on the psychological side of dancer wellness.

Jillian has previously served in the IADMS Student Committee.


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