Owner of PT Plus and the Director of Research and Education for the Harkness Center for Dance Injuries at NYU Hospital for Joint Diseases. She has a PhD in Biomechanics and Ergonomics from NYU and has served as Instructor of Kinesiology at Columbia University. Throughout the 1980's, Dr. Liederbach headed the athletic training services for The Joffrey Ballet while serving as Supervisor of Sports Physical Therapy at the Nicholas Institute of Sports Medicine and Athletic Trauma at Lenox Hill Hospital. She has provided backstage therapy for hundreds of dancers and dance companies including The English National Ballet, Alvin Ailey American Dance Company, Merce Cunningham Dance Company and Ben Vereen's various Broadway shows. Dr. Liederbach has authored numerous papers and chapters and has lectured internationally on topics pertaining to the prevention and care of sports and dance injuries. She is a member of the Editorial Review Board of the Journal of Dance Medicine and Science, the National Advisory Committee for the American Physical Therapy Association's Performing Arts Practice Analysis, the DanceUSA Taskforce on Dancer Health, the Performing Arts Medical Association and the Research Committee of the International Association for Dance Medicine and Science for whom she Chairs the Standard Measures Consensus Initiative. She is also an Affiliate Member of the American Orthopaedic Society for Sports Medicine. Dr. Liederbach danced professionally for many years and is still an active choreographer whose critically acclaimed work has been shown in Europe and throughout the United States.