Scott W. Shaffer, PT, PhD, ECS

Dr. Shaffer is an Instructor for TherapyEd, and a Professor at The University of the Incarnate Word. He is a board-certified specialist in clinical electrophysiologic physical therapy and a retired Colonel from the US Army, where he served in a variety of roles, including Chief of Army Physical Therapy, Dean of the Graduate Programs at the U.S. Army Medical Department Center & School, and former director and professor at the US Army Baylor University Doctoral Program in Physical Therapy. He serves as co-editor and chapter author for TherapyEd's best-selling National Physical Therapy Exam Review & Study Guide. Dr. Shaffer completed his PhD in Rehabilitation Sciences from the University of Kentucky and earned his PT degree from the Army-Baylor University PT program. His interests include neuromusculoskeletal evaluation/treatment, clinical electrophysiology assessment, injury risk screening, and health outcomes. He has numerous peer reviewed publications and has presented at various international and national conferences.

Becky McKnight PT, MS

Becky McKnight is co-owner of Reach Consulting, LLC and a TherapyEd instructor.  She has been providing curriculum design, development, and assessment consultation for PTA programs around the nation since 2007. She was affiliated with the PTA Program at Ozarks Technical Community College in Springfield, MO from 1997 to 2011. She served for four years as the ACCE and nine years as the Program Director. Becky is an active member of APTA and has served on several national committee/task force groups including the Models of Physical Therapy Delivery Task Force that considered the role of support personnel within physical therapy care. She also served on the Consultant Group on the development of an Educational Leadership Institute and the Task force to revise the Normative Model of Physical Therapist Assistant Education. Becky has further served in various capacities for the Federation of State Board of Physical Therapy and has been an on-site reviewer for CAPTE since 2009. Becky served as Chair of the PTA Educators SIG Education Section from 2007 – 2011 and has spoken at numerous national meetings on PTA curricular design and assessment education. Becky is the 2009 recipient of the F.A. Davis Award for Outstanding Physical Therapist Assistant Educator.

Angelique Dirkes PT, DPT, MS

Dr. Dirkes is a Senior Instructor for TherapyEd and received her degree in Physical Therapy at the Haarlemse Academie voor Fysiotherapie, in The Netherlands. After graduating in 1983, she worked in rehabilitation, private practice and sports medicine, and instructed nursing students in the areas of anatomy and physical therapy. Angelique also served as the physical therapist for the Spanish National Field Hockey Team in Barcelona, Spain. She received her Masters Degree in 1993 and her Doctorate in Physical Therapy in 2004 at the Massachusetts General Insitute of Health Professions in Boston. Since coming to the United States in 1988, Angelique Dirkes has worked as a physical therapist in the areas of pediatrics, rehabilitation and Home Care. She is currently a supervising physical therapist at a home care agency in the Boston area and an instructor at MGH.

Suzanne M Giuffre MS, PT, Ed.D

Dr. Giuffre is an Instructor for TherapyEd and the Director and Associate Professor in Cleveland State University's DPT Program. She earned her B.S. in Physical Therapy from Daemen College, her Advanced Masters of Science in Neurological Physical Therapy from Temple University with an emphasis in Pediatrics, and her EdD in Higher Education Administration from the University of Pittsburgh. Prior to becoming the Director at Cleveland State University she served as the Director of Clinical Education at Youngstown State University for 16 years. She has been an educator in Physical Therapy since 1999.  Dr. Giuffre currently publishes in the area of Population Health and the impact of PT.

Judith Hershberg PT, DPT, MS

Dr. Hershberg is a Senior Instructor with TherapyEd. She received her physical therapy education at Boston University. She was Director of Physical Therapy at the Boston University Medical Center for many years and is currently the owner of the Boston Center for P.T. & Sports Medicine, a private practice. She has been actively involved in the APTA serving in many capacities and is currently the Chair of the Massachusetts Chapter Political Action Committee. Dr. Hershberg's current interests include sports medicine and occupational health. She is an adjunct professor at the Boston University School of Medicine.

Edward Kane PT, PhD, ATC

Dr. Kane is an Instructor for TherapyEd and a Professor for the University of St. Augustine for Health Sciences at San Diego, CA. He obtained his Bachelor of Science degree from the University of Massachusetts, Amherst, a Master of Science degree in Physical Therapy from Duke University, a Master of Science degree in Physical Therapy and Diploma of Clinical Specialization in Musculoskeletal Disorders from the University of Southern California, and his PhD in Education/Sports Medicine from the University of Virginia. He is a retired United States Navy Captain during which he spent four years as Associate Professor of the U.S. Army Baylor University Doctoral Program in Physical Therapy and adjunct professor for the US Army Orthopaedic & Manual Physical Therapy Fellowship. He has also had numerous assignments travelling with U.S. Olympic Teams. In addition he serves on the Editorial Board of the Journal of Manipulative and Physiological Therapeutics, and as a manuscript reviewer for the American Journal of Sports Medicine, and the Journal of Athletic Training. He has extensively published and has received research awards from the PT Associations in Texas, California and Michigan.

Cathy Lane PT, DPT, MS

Dr. Lane is a Senior Instructor for TherapyEd and a clinically based Physical Therapist with hospital, private practice, and home care experience. She graduated from Simmons College and received her Masters in Physical Therapy from Northeastern University in 1982. She has worked at teaching hospitals in the U.S. and England, and has been in supervisory and training positions working with acute care and outpatient orthopedic patients. Currently, Dr. Lane is working in a Sports Medicine Clinic and consulting for the VNA. She is an active member of the APTA, serving as the Massachusetts Chapter President, and served on the Legislative Committee and Political Action Committee.

Vince Lepak PT, DPT, MPH

Dr. Lepak is a Senior Instructor for TherapyEd and an Assistant Professor in the Division of Rehabilitation Sciences at the University of Oklahoma Health Sciences Center. He has been teaching for the University of Oklahoma Health Sciences Center since 1993 and working with International Educational Resources since 2001. In 1989, he earned a Bachelor of Science in Physical Therapy and in 1994 a Master of Public Health. Dr. Lepak completed his DPT at Massachusetts General Hospital Institutes of Health Professions in 2004. Clinical experiences include working in acute care, home health, long-term care, geriatric assessment, outpatient orthopedics and wound care. He is a certified wound care specialist through the American Academy of Wound Management. Clinical and teaching expertise includes wound care, manual therapy (peripheral & spine), modalities, geriatric assessment, physical therapy licensure preparation and webpage development. Dr. Lepak served for six years on the Oklahoma State Licensure Committee; Chair for 2 years. Nationally he worked for the Federation of State Boards of Physical Therapy and was a Delegate to the American Physical Therapy Association for the State of Oklahoma. He has a wife, daughter and a dog. An avid soccer player and his favorite web site is

Kathleen Shillue PT, DPT, OCS

Dr. Shillue is an Instructor for TherapyEd.  She received a Bachelor of Science Degree in Physical Therapy from Northeastern University and Doctor of Physical Therapy Degree from the Massachusetts General Hospital Institute of Health Professions. She has over 25 years of practice in physical therapy and has worked in a variety of inpatient and outpatient settings. She is currently the Clinical Services Manager of the Outpatient Rehabilitation Services at Beth Israel Deaconess Medical Center in Boston where her clinical practice includes orthopedics, ergonomics and lymphedema She has been board certified as an Orthopedic Clinical Specialist since 1998. She is an instructor in the Physical Therapy program at Simmons College in Boston, teaching in the musculoskeletal content area. She is an active member of the American Physical Therapy Association and American Academy of Orthopedic Manual Therapists, and has served as President of the APTA of Massachusetts from 2000 to 2005. She currently serves as Chair of the Legislative Committee.

Raymond Siegelman PT, DPT, MS

Dr. Siegelman is President Emeritus of TherapyEd and served as President since the company's founding in 1988. With Dr. Susan O'Sullivan, he is co-author of the National Physical Therapy Examination Review & Study Guide. Dr. Siegelman received his physical therapy education at Columbia University, College of Physicians & Surgeons in New York City, Boston University and the Massachusetts General Hospital Institute of Health Professions. He was a member of the faculty in the physical therapy programs at Boston University and then at Northeastern University for ten years. Between 1977 and 1988 he also practiced in the area of sports physical therapy. From 1982-1987, Dr. Siegelman was the Executive Director of the APTA of Massachusetts. He has also held the position of Chief Delegate, Delegate and Chairman of the Eastern District of the Massachusetts Chapter of the APTA. He has served on and chaired many committees at the district, chapter and national levels of the American Physical Therapy Association. In 2005, Dr. Siegelman received the Kessler Memorial Award from the APTA of Massachusetts.


Dr. Smith is an Instructor for TherapyEd and an Assistant Professor and Coordinator of the Orthopedic Post Professional Certificate Program at the University of Michigan-Flint. She graduated with a Bachelor of Arts in Biology from Trinity Christian College and a Doctor of Physical Therapy degree from the University of St. Augustine for Health Sciences. She has earned her manual therapy certification and is a Fellow in the American Academy of Orthopedic Manual Physical Therapists. Dr. Smith has extensive teaching experience in entry-level, post-professional and continuing professional education. She continues to practice in the clinic to supplement her teaching, privately servicing a wide range of clients including collegiate and professional athletes. Additionally, she is pursuing her PhD in Adult Education with research interests in interprofessional education and orthopedic manual therapy. Dr. Smith is an active member of the American Physical Therapy Association and the American Academy of Orthopaedic Manual Physical Therapists serving on several task forces and committees.

Thomas G. Sutlive PT, PhD

Dr. Sutlive is an Instructor for TherapyEd and Professor for the U.S. Army-Baylor University Doctoral Program in Physical Therapy in San Antonio, Texas. Additionally, he is an adjunct professor for the U.S. Army-Baylor University Doctoral Fellowship in Orthopaedic Manual Physical Therapy. He earned his B.A. in Physical Education and Religion from the College of William and Mary, his Masters of Physical Therapy from the U.S. Army-Baylor University Graduate Program, and his Ph.D in Anatomy/Physical Therapy from Virginia Commonwealth University. Dr. Sutlive is a retired Colonel from the U.S. Army, having served 23 years on active duty. He is an author of numerous peer reviewed publications and is actively engaged in research, which focuses on examination and intervention strategies for a variety of neuromusculoskeletal disorders.

Absolutely wonderful course, put things into perspective and my mind at ease; at the same time, it motivated me to organize and study to succeed on the NPTE.

Elise Q., Seton Hall University