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Adjunct Faculty

Below is a list of adjunct faculty members who teach in the Department of Occupational Therapy. To find more information, click on the name of the faculty member.

Jeffrey B. Becker, O.D.

Dr.Becker is a 1978 graduate of the Pennsylvania State University and from The Illinois College of Optometry in 1983. He has been practicing in Northeastern Pennsylvania for over 24 years, with a specialty practice in Rehabilitative Optometry. Dr Becker is an adjunct faculty member of Misericordia University, Dallas, PA where he teaches vision rehabilitation courses to master's level occupational and physical therapy students.

Dr.Becker, in his 24 years of clinical and research experience, has examined and treated over 3000 head injury, stroke, autistic, and neurologically impaired patients ranging in ages from birth to senior citizens. Dr. Becker is a Defeat Autism Now! Certified physician. Dr. Becker is also a consultant to several government agencies and rehabilitation centers and serves as Director of Vision Rehabilitation Services at The NeuroSensory Center Of Eastern Pennsylvania.

Karen Kangas, B.S., OTR/L

Ms. Kangas works in a private practice specializing in evaluation and treatment of complex, unique, and “complicated/difficult” patients of all ages. She has a high interest in seating and positioning for independence, including powered mobility. Ms. Kangas regularly teaches seminars in hospitals, rehabilitation and College settings on Seating, Positioning and Mobility both domestically and internationally.

Beth Pfeiffer, PhD, OTR/L, BCP

Beth Pfeiffer earned a Ph.D. in Occupational Therapy at Nova Southeastern University. She received her MS degree from Temple University in Occupational Therapy and her BS from Arcadia University in Special Education and Psychology. Dr. Pfeiffer also is certified in the administration and interpretation of the Sensory Integration and Praxis Tests and has completed the Neuro-developmental Treatment training in Pediatrics. She is board certified in pediatrics by the American Occupational Therapy Association.


Dr. Pfeiffer developed the Post-Professional Pediatric Certificate Program for Occupational and Physical Therapists. She also advises students in the Post-Professional Master Degree in Occupational Therapy program. Primary teaching responsibilities of Dr. Pfeiffer’s include graduate pediatric and research courses in the weekend college and the post-professional pediatric certificate and MS programs.

Dr. Pfeiffer maintains her clinical work as the Senior Occupational Therapist at Pediatric Therapy Associates of the Lehigh Valley, P. C. where she provides services to children in early intervention and private practice. Her current research focuses on Pervasive Developmental Disorders/Autism, sensory integration, and the relationship between affective disorders and sensory processing.

Beth Pfeiffer

Joan Surfus, B.S., OTR/L, BCP

Ms. Surfus is certified in Sensory Integration and Praxis testing. She is supervisor of Occupational Therapy Services and an Oral Motor Specialist at Pediatric Therapy Network in Long Beach, CA. Ms. Surfus’s clinical experience of 15 years includes work in Bucharest, Romania as well as adjunct instruction in pediatrics.

Nancy Swiderski, M.S., OTR/L

M.S., Misericordia University;
B.S., Misericordia University

Ms. Swiderski has been teaching as an adjunct faculty member in the Department of Occupational Therapy for five years. She has 16 years of experience as an occupational therapist in physical disabilities and geriatrics. Nancy currently is employed with Mercy Health Care Systems.

Ms. Swiderski teaches OT 610 - Introduction to Neurodevelopmental Therapy (NDT) and holds a certification in neurodevelopmental therapy.