In Motion Physical Therapy Staff

Brock Harper is one of the directors of In Motion and has been with In Motion from the start. He grew up in California and received his B.S. degree in Biomechanics from the University of California at Davis. He then attended graduate school at Hahnemann University and received his Masters degree in Physical Therapy in 1998.

In the beginning of his career Brock worked in rehabilitation units dedicated to spinal cord injuries, traumatic brain injuries, amputee patients, pulmonary and cardiac diagnosis, and neurological diagnosis including stroke, MS, and Guillain-Barre Syndrome. He has worked in all types of settings that physical therapy is performed. Most of Brock's experience is in the outpatient setting which he enjoys immensely.

He has taken extensive continuing education in the spine, shoulder, knee, ankle, hip, hand, and ankle / foot. Brock believes in an ongoing education that is continuously evolving.  He has passed the criteria to be a certified hand therapist.

Brock enjoys sharing his career path with his wife as well as being the father of 3 children. When he has spare time, he enjoys the diversions of wood working and sports with his kids.

Articles and Videos by Brock Harper

Kristy graduated with honors from Princeton University with a degree in American History and pre-medical studies. After completion of her undergraduate degree, Kristy graduated from Hahnemann in 1998, with her Masters degree in physical therapy.

Kristy has been a physical therapist for 13 years, and has worked exclusively in outpatient orthopedics and sports medicine. In 2001, Kristy and her husband Brock opened In Motion Physical Therapy and Rehabilitation, a family owned, independent clinic and fitness center, where she is both co-owner and practicing clinician.

Kristy has pursued continuing education in various fields with a special interest in sports medicine, biomechanics, gait dysfunction, manual therapy, women's health and post mastectomy rehabilitation. Most recently, Kristy completed her doctorate in  physical therapy from Drexel and has continued to further her education with continuing education and certifications in the Graston technique and in ART. Kristy enjoys time with her husband and three children, exploring museums and historical places, biking, running and coaching youth sports.

Articles and Videos by Kristy Harper

Jason Dandrea grew up in New Jersey. He graduated from The College of New Jersey in 1998 with a BS in Corporate Fitness. He followed up this degree by attending Temple University where he graduated in 2002 with his Masters degree in Physical Therapy.

Jason has worked in the outpatient orthopedic physical therapy setting since becoming a physical therapist. He has experience in treating a wide variety of musculoskeletal conditions and has been certified in the McKenzie Mechanical Diagnosis and Treatment approach for addressing impairments in the spine.

Jason is board certified in orthopedics and enjoys treating all musculoskeletal disorders including the spine and TMJ. He has presented to groups both large and small regarding the benefits of physical therapy and exercise.

On a personal level Jason, his wife and three children live in Coatesville. He enjoys staying active outdoors, sports, and spending time with his family.

Articles and Videos by Jason Dandrea

Amanda Horvat is a native Pennsylvanian who grew up in Sinking Spring, PA. Her interest in physical therapy started as a competitive gymnast where she experienced several orthopedic injuries that led her to receive multiple rounds of physical therapy. Through this experience, she fell in love with the physical therapy career and has strived to achieve excellence in the field since. She graduated from the University of Miami with the a Bachelor's Degree in Health Science with the honors of Summa Cum Laude. Amanda then returned to the Northeast to continue her education at the University of Delaware where she received a Master's in Anatomy and her Doctorate in Physical Therapy.

Amanda enjoys the outpatient physical therapy setting and treating a variety of orthopedic and sports injuries. She enjoys treating patients in an open team environment. Amanda strongly believes in manual therapy techniques and the importance of individualizing each patient's treatment in order to return each individual to his or her goals.

In her spare time, Amanda enjoys running, traveling, watching any sporting event, as well as spending time with her family and friends.

Articles and Videos by Amanda Horvat

Kristen is a native Pennsylvanian who graduated from Messiah College Magna Cum Laude with a Bachelors Degree in Biology in 1992. She received her Masters Degree in Physical Therapy from Hahnemann University in 1994. Kristen initially practiced at Chestnut Hill Rehabilitation Hospital in the in-patient and out-patient setting where her care included rehabilitation for people with strokes, amputations, total joint replacements, or prolonged hospitalizations. She then moved to the Williamsburg area of Virginia where she continued to treat athletes from William and Mary along with people from childhood to elderly age for various orthopedic, sports-related and neurological conditions.

While in Virginia, Kristen completed advanced graduate studies at the Medical College of Virginia where she lectured on physical therapy topics in electrotherapy, shoulder and lumbar pathology and adverse neural tension of the upper extremity. In 2002 Kristen became a McKenzie certified therapist in mechanical diagnosis and treatment of the spine. She has continued to practice in the orthopedic and sports setting taking continuing education courses in manual techniques including the Maitland approach, balance disorders, osteoporosis, sensory processing disorders, and sports injuries. Kristen's philosophy of care focuses on communication and education along with a progressive program to optimize personal function and quality of life.

Kristen and her husband recently moved to Chester County and enjoy spending time outdoors with their four daughters. She also enjoys running, golfing, and most any other sport to watch or play.

Articles and Videos by Kristen Klingen

Brittany Mayes, PT, DPT, is from the West Coast, born in California and raised in Arizona. At Arizona State University, she earned her Bachelor's of Science in Kinesiology with a Human Physiology concentration with Magna Cum Laude honors. She then completed her Doctorate in Physical Therapy at the University of Pittsburgh.

While in Pittsburgh, Brittany worked with a variety of patients across the physical therapy spectrum, including rehabilitation in acute care, intensive care, orthopedics, oncology, neurology, sports, and disorders of the vestibular system. Brittany then moved to the Delaware area where she worked as an outpatient orthopedic and home health PT.

Brittany enjoys spending time with her husband and two young children, travelling, and anything active or outdoors. She strives to promote fitness and encourages her clients to improve their health and wellness so that they may enjoy life to its fullest potential.

Articles and Videos by Brittany Mayes

Frank grew up in New Jersey and after graduating high school entered the Air Force. While in the Air Force he worked in the environmental health field. After leaving the military he studied chemistry at Drexel University. Frank had his first exposure to physical therapy as patient following surgery on his shoulder. After his shoulder surgery, he became interested in physical therapy as a career. He went on to the University of Pittsburgh where he graduated with his degree in Physical Therapy.

Frank has practiced in many care environments. The majority of his career has been spent in the outpatient orthopedic setting. He welcomes the challenge of working with patients with a variety of musculoskeletal pathologies and incorporates a broad range of manual techniques in his approach to individualized patient care.

In his spare time he enjoys spending time with his family, hiking, kayaking and playing racquetball.

Articles and Videos by Frank Pepe

Allison grew up in New Jersey, but found herself in Pennsylvania for her undergraduate and graduate degrees. She received her Bachelor's Degree in Biology from Ursinus College and went on to pursue her Doctorate of Physical Therapy degree at Drexel University. Allison graduated Magna Cum Laude and has been practicing in the outpatient setting ever since.

Allison enjoys working with a variety of diagnoses in the outpatient orthopedic setting, but has a passion for sports rehabilitation. She has taken a variety of continuing education courses and is certified in the Graston Technique for soft tissue mobilization. As a lifelong athlete, she had her fair share of injuries on the field, especially during her 4 year tenure on the Ursinus College softball team. She believes in individualized patient care and enjoys helping patients achieve their goals.

In her free time, Allison enjoys spending time with family and friends, playing slow pitch softball, going to the gym, and participating in Spartan Races (and regretting it afterwards).

Articles and Videos by Allison Pfrommer

Rich grew up in the Montgomery County area. At the University of the Sciences in Philadelphia he earned both his Bachelors in Health Sciences and Doctorate in Physical Therapy.

While studying in Philadelphia, Rich was involved in research that studied the ability of patients to perform sit to stand after a stroke. He also worked at Moss Rehabilitation hospital with a wide variety of neurological injuries such as; spinal cord injuries, cerebral vascular accidents, Parkinson's, and traumatic brain injuries. Rich has clinical experience in outpatient orthopedic, acute care, and in-patient rehab facilities. He enjoys treating different diagnoses but has a particular interest in the knee and shoulder.

In his spare time Rich enjoys hiking, spending time with family and friends, attending concerts, and frisbee golf.

Articles and Videos by Richard Wisniewski