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Christine Romani-Ruby, PT, D.Ed, MPT, ATC, PMA® CPT

Christine is an experienced Pilates professional and international presenter with a strong background in physical therapy and fitness. She is the founder and owner of both PHI Pilates and PHI Pilates Studio based in Pittsburgh, PA, a full professor at California University of Pennsylvania, and a member of the faculty at the Ballet Academy of Pittsburgh. Gold certified in Pilates through the PMA and serving on the PMA certification commission, she has contributed to the Pilates community with the publication of six books, 13 DVD’s, and multiple articles, podcasts and international workshops and presentations. Chrissy holds a masters degree in physical therapy from Slippery Rock University and has practiced as an orthopedic and sports PT for 25 years.  She holds, a doctoral degree in education and  bachelor’s degrees in both exercise science and natural science and a certificate in athletic training. Her certifications include Athletic Training, Pilates, TRX, Spinning and the Graston Technique.

Christine has incorporated Pilates into her practice as a physical therapist for over 18 years and she is known by teachers around the world for unselfishly sharing her ideas and techniques for the benefits of clients and patients. Her 4,000 square foot Pilates studio in Pittsburgh is well known to clients for rehabilitation and conditioning and to teachers for continuing education.

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Lindsey Hensler Chropka PTA, PMA® CPT

Lindsey holds an associate degree in Physical Therapy and a BS in exercise Science with a focus in fitness and wellness from California University of PA.  She is fully trained in Pilates by PHI Pilates and has been a member of the faculty since we our opened our doors in 2007.  She is certified through the Pilates Method Alliance.  Lindsey has worked in an outpatient physical therapy clinic for 8 years and has an indirect supervision license as a physical therapist assistant.  She has an extensive dance background as well.  Lindsey has worked professionally as a dancer and cast member of the European Tour “Grease Das Musical!”  She has also danced professionally in the United States, with Pittsburgh CLO, New Jersey Tap Ensemble and Merry-Go-Round Playhouse summer stock theater.  She now works full time at PHI Pilates Studio and teaches ballet at Ultimate Dance Complex in Peters Township.

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Heather Gibson RN, ATC, PMA® CPT

Heather has been a Master Teacher at PHI Pilates for 10 years.   Her well rounded fitness and healthcare experience includes a BS in Athletic Training and a BS in Exercise Physiology.  She has eight years of physical therapy rehabilitation experience incorporating Pilates based treatment of injuries, personal training sessions, and group instruction.  To further expand her passion for well being, she obtained her RN degree and incorporates wellness and Pilates to the patients that she sees on a daily basis.  She has worked with a wide age range of individuals with a focus on seniors, Pre/Post Natal, and post rehab clients. She is employed by UPMC.

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Ariel Hernandez, PMA® CPT

Ariel is the owner and director of Fusion Fitness USA Pilates. Born in South Miami Beach, Florida Ariel has been in the fitness industry for over 25 years. As soon as he was old enough, Ariel became a personal trainer and within 2 years he was running the personal training and aerobic dance programs of several gyms in Miami. With experience in dance and gymnastics and over 10 years tenure as a PHI Master Pilates Teacher, Ariel has expanded his certifications and training methods to include all forms of corrective modalities. Ariel is a PMA certified Pilates Teacher.

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Ranses Ho, IE, MBA, Quality, PMA® CPT

Ranses is an Industrial Engineer, with a Master in Business Administration and a major in Quality Control who paid for his tuition as a professional dancer, choreographer, personal trainer, Spinning and rowing instructor.  After 13 years of work in the industrial world, Pilates was introduced to his life and he decided to quit his job and open the Exercise Center in 2005, as co-owner, in Santiago city, Dominican Republic.  Ransés is fully certified by PHI Pilates and is a Master Trainer for PHI Pilates, and is the first Dominican certified by the PMA. He is also a Certified Personal Trainer (N.A.S.M.) and Corrective Exercise Specialist (N.A.S.M.)

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Susan Holewinski, PMA® CPT

A foot injury from running in 2002 led Susan to the world of Pilates.  Susan has been a Master Teacher for PHI Pilates since 2008 and is also a Master Trainer with Pilates Indy, Inc. in Indianapolis, Indiana.  She is a certified PMA instructor, RYT-200 Yoga teacher, and a Level 2 Franklin Method Educator.  She also holds certificatations from AFAA, Johnny G Spinning and the Physical Mind Institute.  She has a B.S. in biology from Alma College (Michigan) and is a licensed secondary biology/chemistry teacher where she competed in Cross Country and Track.  She has run the Boston Marathon and trekked the Alps and Himalayas.  For over 30 years Susan’s passion has been helping students of all ages and abilities discover and achieve their movement potential.

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Dawn Keating, PMA® CPT

In 1991, Dawn graduated from The University of Texas at Austin with a BA in Biology.  She pursued a career in Retail Management until 2001, when she left her district manager position to stay at home with her three children.  While working, she had been a Pilates client for a year and was inspired to learn more.  Dawn became a Comprehensively Certified Pilates Instructor through PHI Pilates as well as a PMA Certified Pilates Instructor.  She has been teaching Pilates in The Woodlands, Texas since 2004 and now co-owns Healthy Life Unlimited Pilates and Personal Training Studio with her husband, Michael Keating.  She is also a Master Trainer for PHI Pilates.

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Shoji Kuwabara MS, ATC, PES, PMA® CPT

Shoji is the PHI Pilates Asia Bloc Director and the PHI Pilates Japan Director, Visiting Fellow at Kansai Electric Power Hospital, and CEO of CODE7 Co., Ltd.  He has worked with the 2003 Chicago White Sox Minor League as an Athletic Trainer at Bristol White Sox University.  He is a 2003 graduate of Southern Illinois University at Carbondale in their Athletic Training Specialization graduate program and a 2008 graduate of California University of Pennsylvania Graduate School in their Performance Enhancement & Injury Prevention program.  He holds certifications with Pilates Method Alliance (PMA) as a Certified Pilates Teacher (1st in Japan), PHI Pilates Master Instructor, Certified Athletic Trainer and a Performance Enhancement Specialist.

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Elizabeth Morrissey, M.Ed., PMA® CPT

Elizabeth has been a master teacher at PHI Pilates for seven years and is the owner of Being Well personal training, pilates and yoga studio located in Devon, PA.  She is a PMA Certified Pilates Instructor, Health and Fitness Specialist (ACSM), Personal Trainer (ACE), Yoga Instructor (Yoga Fit) and Holistic Fitness Instructor (Academy of Holistic Fitness).  She also is a certified Spinning Instructor (MaddDog Athletics) and Level II Reiki Instructor (Usui Shiki Ryoho).  Elizabeth holds a Master’s degree from Penn State University and a Bachelor’s degree from the University of Pittsburgh.


Pam Paley, PMA® CPT

Pam has a well rounded history including experience in the healthcare field, experience as a health and physical education teacher, a director of a 100,000 square foot hospital based health and wellness center and a director of a private Pilates studio. She holds numerous certifications including AFAA, Spin, Kick box, Rebounding, Stability Ball and numerous Les Mills(BTS) certifications (BODYPUMP, BODYSTEP, BODY FLOW, RPM,) . Pam’s passion for Pilates started shortly after being diagnosed with Cancer, and due to the many surgeries from the cancer, she lost much of her range of motion. She could not continue to run marathons and instead started taking Pilates classes and it made such a difference as she regained much of the lost mobility that she went on to study Pilates. Pam is fully trained through PHI Pilates, and Physical Mind Institute, and has continued her passion for learning in the Ron Fletcher School of Study. She is a PMA certified Pilates Instructor.

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Ben Reuter PhD, CSCS*D, ATC, PMA® CPT

Ben is an Associate Professor in the Department of the Exercise Science and Sport Studies at California University of Pennsylvania. He earned his doctorate in Exercise Physiology from Auburn, University, and his masters, with an emphasis in Athletic Training, from Old Dominion University. Ben is also a Certified Strength and Conditioning Specialist, with Distinction, and is an Associate Editor for the Strength and Conditioning Journal, a journal of the NSCA. He was originally introduced to Pilates as a method to treat an athletic injury. The sucess of the Pilates regimen, along with his interests in injury prevention and performance enhancement for endurance athletes, has led to his continuing involvement and education with Pilates. In 2007 he successfully passed the Pilates Method Alliance certification exam, and is currently certified by the PMA. Ben has presented for a number of professional organizations regionally, nationally and internationally, including a trip to China to present for the NSCA in the summer of 2009.

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Nicole Rogos, BA

Nicole Rogos is a seasoned Pilates Instructor, Trainer and Master Instructor. She graduated with a Bachelors degree in Exercise Science from Slippery Rock University with a minor in Dance. Nicole has experience working with clients in a post rehab setting, with athletes, youth, and the client who just wants to be healthy in and out of the Pilates Studio.
Nicole was a Master Pilates Instructor and Presenter for PHI for three years and also a Master Pilates Instructor nationally and internationally for MAD Dogg Athletics for three years before becoming the Mind Body Manager at Oxford Athletic Club in Wexford, Pa. Nicole is certified through AFAA, SPINNING, PHI Pilates, The Booty Barre and NCCPT.
Nicole has danced most of her life growing up and then professionally after college for Bodiography, a contemporary ballet dance company in Pittsburgh, PA. Nicole’s extensive background in dance has kept her love for Pilates growing as well as the way Pilates has helped clients keep moving and staying healthy.

Craig Ruby webpage

Craig Ruby PT, D.Ed, MPT, PMA® CPT

Dr. Craig Ruby is the Program Director for the physical therapy program at Wheeling Jesuit University in Wheeling West Virginia. He holds a BS in Biology, a Master of Physical Therapy and a doctorate in Education.   Before entering academia, Craig practiced as a physical therapist for 16 years, specializing in orthopedics.  He completed his training in Pilates in 2002 and is a master teacher for PHI Pilates.  He has presented on the topic of Pilates at national and international conferences including the American Physical Therapy Association’s Combined Sections Meeting, The National Athletic Training Association’s Annual Meeting and Clinical Symposia, and the National Strength and Conditioning Association’s Annual Conference.  Dr. Ruby has presented on the topics of service learning, international clinical education and healthcare disparities for persons with disabilities with over twenty presentations at national and international conferences over the past five years.  He has also co-authored two book chapters on service learning.


Cindi Smith PTA, PMA® CPT

Cindi is a licensed Physical Therapist Assistant and owner of Pilates to Fit, LLC in Lake Charles, LA. Cindi attended the University of Southern Mississippi where she studied dance and was introduced to the importance of Joseph Pilates’ work with dancers recovering from injuries.

Having been a dancer the majority of her life, Cindi has always had an interest for the human anatomy. In 1996, she decided to make a career of it, and she received her Associate of Applied Science degree as a Physical Therapist Assistant. In 2003, she attended a Pilates course to learn the basic concepts and impact Pilates can have in the field of wellness.

From there, she researched all current Pilates programs that had been incorporated into the field of physical therapy, and eventually had the good fortune of meeting Dr. Christine Romani-Ruby PT, D.Ed, MPT, ATC, PMA® CPT. She was able to advance her Pilates education under the tutelage of PHI Pilates and became a PMA certified teacher in 2009.

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Janice Smith, PMA® CPT

Janice is a fellow of the Imperial Society of teachers of Dance in London, England and was awarded the Maestro Cecchetti Final Diploma, the highest classical ballet qualification obtainable. Presently and for the past 30 years she has been the co-chair of the Dance Department at the School of Fine Arts, Willoughby Ohio. Certified in Pilates by Core Dynamics, she owns and operates her own Pilates personal training studio and teaches group classes in fitness facilities in her area. She is an AFAA, ACE certified personal trainer, certified Yogafit, Resist-a-Ball instructor, has experience owning and operating a retail dance store. She is a master level presenter for PHI Pilates. Jan has been a Master Teacher for PHI Pilates for 11 plus years.  She is a PMA® CPT.

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Juan Carlos Vargas, BS in Civil Engineering, MBA, PMA® CPT

Juan Carlos is a Civil Engineer with an MBA from Caracas, Venezuela who after working as a consulting engineer in places such as Houston, TX, Dominican Republic and Venezuela decided to quit his formal job and opened the Exercise Center in 2005, as co-owner, in Santiago city, Dominican Republic.  He is fully certified by PHI Pilates and is the first Venezuelan certified by the PMA. He is also a Certified Personal Trainer (N.A.S.M.), Corrective Exercise Specialist (N.A.S.M.), and a Yoga, Spinning and Rowing instructor.

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Stephanie Wilkins, MA, PMA® CPT

Stephanie Wilkins received her Masters of Fine Arts in Dance and Performance from NYU’s Tisch School of the Arts in New York City, where she first began her Pilates training with Pilates elder, Kathy Grant. After dancing professionally for over 10 years, she began her intense Pilates study and teacher training with Ragan Pilates in New York. Stephanie has returned to her hometown of Columbia, SC to open KayLynn Pilates, in partnership with her mother, Vicki Beatty.  She is a PMA Certified Pilates Instructor.

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Jung-hoon, Ahn PT,DO(KR),AT,CPT,CES,CKTI

Jung-Hoon, Ahn is working as director and master teacher of PHI Pilates Korea. He has also worked for National Fitness Training Center(NFC) and National Table Tennis Team as a Physical therapist and Athletic’s trainer
Mr. Ahn worked as head director of rehabilitation center at Seoul Chuk Hospital, which is one of the biggest orthopedic hospital in Korea. Currently, he is working at First orthopedic hospital and pilates studio as a director. For the last 12 years he devoted to graft pilates and rehabilitation together.
Mr. Ahn studied Physical therapy at Yonsei university and Sports science at Sangmyung university ; therefore he has two bachelor degrees.

At Korean Osteopathic Institute, he acquired qualification for Diplomate of Osteopathy(DO(KR). Mr. Ahn has also earned qualifications for Certified Athletic trainer(KACEP-KR), Personnel Training(KR), Corrective Exercise Specialist(NASM-US), Schroth Scoliosis Method(GER), Graston Practitioner(US), Movement Impairment syndrome(KR), Janda approach(KR), Certified Kinesio Taping Instructor(US), Sling exercise therapy practitioner(KR).

In 2013 ~ 2014 he published as co-author of the academic 2 theses which is a journal holding high level of SCI