Hanger Institute Associates

Clinicians, Researchers, and Educators

The core faculty of the Hanger Institute is comprised of a team of dedicated professionals in their disciplines of clinical care, research, and education.

James Campbell, PhD

SVP and Chief Clinical Officer

Dr. Campbell has 40 years of experience in the orthotics and prosthetics profession with distinction in leadership and research. He serves as Hanger's Chief Clinical Officer and oversees Clinical and Scientific Affairs. He is a named inventor on 5 issued U.S. Patents, and has served on the Board of Directors of the American Orthotic and Prosthetic Association (AOPA) as well as the American Academy of Orthotists & Prosthetists (AAOP).

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Dwiesha England, MSEng

Research Associate

Dwiesha is a Research Associate within Clinical & Scientific Affairs. She serves as coordinator on many research projects in addition to assisting with oversight of clinical outcomes collection across Hanger Clinic. She began her career as a chemist, and has extensive research experience, including peer-reviewed publications in cell culturing and DNA and RNA purification. She uses her computational expertise with statistical software to analyze O&P data.

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Liliana Komraus, MS

Professional Education Manager

Lily leads the development and dissemination of evidence-based education to healthcare partners around the world.  Lily works closely in collaboration with Clinical & Scientific Affairs developing programs that reach over 10,000 learners each year. Programs led by her and her team include, Hanger Clinic CE Program, Hanger Institute’s Virtual Classroom, and Hanger Clinic’s participation at national conferences and events.

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Taavy Miller, PhD, CPO

Research Scientist

Dr. Miller is a Research Scientist within Clinical and Scientific Affairs, conducting and leading research projects with a focus on patient outcomes. She has broad experience working as a certified orthotist/prosthetist at both large hospital-based systems and in private practice, in addition to teaching O&P. She has published numerous studies in peer-reviewed journals as well as presented numerous abstracts at national and international conferences.

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Erin O'Brien, CPO, FAAOP

Clinician and Clinical Education Specialist

Erin is a Portland-based Clinician and Clinical Education Specialist within Clinical and Scientific Affairs. She specializes in care for pediatric patients and for patients with upper limb amputation or limb deficiency. Her time is split between the clinic and Clinical and Scientific Affairs, where she focuses on educating clinicians, researching and establishing clinical practice guidelines, and testing new and emerging technology.

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Matthew Parente, MS, PT, CPO, FAAOP

Clinical Education Specialist

Matt is a Clinical Education Specialist within Clinical and Scientific Affairs. He possesses a unique knowledge of the fields of Physical Therapy and Prosthetics and Orthotics. He has been the primary instructor for 17 post-graduate courses, and the secondary instructor for 3 additional courses over the past 20 years. He is also the Director of the Master of Science in Prosthetics and Orthotics program at the University of Hartford.

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Doug Reber, L/CO

Director, Education & National Residency

Doug is the Director of Education and of Hanger Clinic’s National Residency Program within Clinical and Scientific Affairs. He has worked within the O&P field for over 35 years, with a focus on education for the last 10 years. In addition, he spent 10 years on the Executive Committee of the New Jersey Chapter of the American Academy of Orthotists and Prosthetists, culminating in his two-year term as President, 2016-2018.

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Phil Stevens, MEd, CPO/FAAOP

Director, Clinical & Scientific Affairs

Phil acts as a Director within Clinical and Scientific affairs, where he develops evidence-based clinical programs designed to help patients improve their orthotic and prosthetic outcomes. Through outcomes implementation, landmark research studies and the establishment of Clinical Practice Guidelines, Phil has set national standards of care based on science and at the forefront of O&P care.

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Eric Weber, CPO, FAAOP

Clinician and Clinical Research Associate

Eric has managed the clinical operations of multiple prosthetic and orthotic clinic locations, overseeing the evaluation, design and fabrication of prosthetic and orthotic interventions. He is frequently called on to assist in complicated cases from a diverse range of pathologies.  He actively participates in education, research, and development of orthotic and prosthetic technologies, dividing his time between patient care and his role as a Clinical Research Associate.

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Shane Wurdeman, PhD, CP, FAAOP (D)

Director, Clinical Research

Dr. Wurdeman is the Director of Clinical Research within Clinical and Scientific Affairs. He entered the field of O&P as a technician before transitioning to working as an orthotist/prosthetist and finally into his role as a principal investigator. He has co-authored more than 40 peer-reviewed manuscripts, published 3 book chapters, and presented more than 100 conference abstracts within the field of orthotic and prosthetic rehabilitation.

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