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

ruby_ 020 2014 studioChrissy is the owner and educational director of the PHI Pilates Studio of Pittsburgh. She comes to the studio with 25 years of experience as a Physical Therapist and Certified Athletic Trainer, 28 years as a personal trainer and fitness instructor, 19 years as the founder and president of PHI Pilates an organization that trains Pilates instructors in the United States, Asia, South America and Europe, and 15 years of experience as a college professor in the areas of Physical Therapy and wellness.

A licensed direct access Physical Therapist, Chrissy holds a double BS in Exercise Science and Natural Science, a MS in Physical Therapy and a doctorate in education. She is an Full Professor in the department of Exercise Science at California University of PA and a part time instructor in the department of Physical Therapy at Slippery Rock University.  She holds certifications in Pilates from PMA, TRX, the Graston Technique, and is a certified athletic trainer.

A renowned professional in the field of Pilates, she has developed Pilates programs for large fitness companies such as Town Sports International and Club Corp and was the first Pilates training organization to streamline the education by bringing it into the facility environment in scientific learning modules that are safe for group exercise of the general population. She has used her skills in Physical Therapy to embrace the principles of Pilates while maintaining a safe environment where individuals can progress with less risk of injury, no matter what their fitness level or disability.

Chrissy has created 14 Pilates DVDs, 5 Pilates books and a full curriculum of education for Pilates that has been taught internationally to both fitness and rehabilitation professionals for the past 11 years. Her clients range from NFL and other professional athletes to young ballerinas to seniors.

All instructors at the Phi Pilates Studio of Pittsburgh are trained through the Phi Pilates curriculum as well as other Pilates educators. This curriculum is based on the scientific foundation of Physical Therapy while still being true to the Pilates six principles.


Kristin Henson, PMA® CPT

HensonKristin is excited to begin her third career as a Pilates instructor and co-founder of Phi Pilates Studio. With a BA in Economics and a MA in Library Science, she began her first career with Alcoa. Nine years later she started her second career as the Controller for a family business. The one thing that the first two careers had in common was too much time sitting at a desk. Kristin started her Pilates training with Chrissy Ruby five years ago to correct postural problems that were resulting in chronic back pain. The experience was transforming and Kristin has continued her own personal training and certification with Phi Pilates. She believes that Pilates can help everyone improve how they feel, how they move and how they look and is committed to providing training that is safe, challenging and fun.


Lindsey Hensler Chropka PTA, PMA® CPT

lindsey hensler chropka pic

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 by 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.


Marianne Bokan Blair, PMA® CPT

marianne bokan blairMarianne started taking Pilates classes after reading about the benefits for equestrian riders. Over the last six years, she has seen remarkable improvements in her riding and her posture. She holds training in Pilates through Phi PIlates and has attended national workshops to enhance her skills. She is PMA certified. Marianne was one of the people who helped to create the vision for Phi Pilates Studio and she has been a member of the faculty since its inception. Marianne enjoys sharing the many benefits of Pilates with her clients. She is happily married with three daughters.


Ben Reuter, PhD, CSCS, *D, ATC, PMA® CPT

Ben Pic t-shirt New 6-14Ben is an Associate Professor in the Department of Exercise Science and Sport Studies at California University of PA. 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 success 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. Ben received his training in Pilates through Phi 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. Ben also presents as Master Teacher training Pilates professionals for Phi Pilates.


Lynn Patterson, PMA® CPT

Lynn has been working with Phi Pilates since its inception in 1999.  She completed her training with Phi Pilates in 2000 and starred in several of PHI Pilates textbooks and videos.  Lynn is known for her creative classes and expert cueing.  Lynn is also trained in yoga.


Maryann Martin, PMA® CPT 

Maryann began her education at West Chester University where she was awarded with academic excellence for achieving top 3 GPA in the computer science graduating class.  After receiving her Bachelor of Science degree in Computer Science, she worked at various positions in this field. After realizing the need to become more active outside of her full time occupation, Maryann became certified as a fitness instructor in 1997. She continued to teach and train clients throughout the years. Maryann is certified through AFAA as a fitness and kickboxing instructor. She enjoys teaching many class formats such as Resist-a-ball, BOSU, step, cardio mix, kickboxing, strength, and spin. She is also a SPINNING Star 2 certified instructor as well as CPR and AED certified.   Maryann completed her Pilates training through PHI Pilates.
She currently enjoys splitting her time between her work as a consultant in Information Technology, a fitness instructor/personal training and the most challenging job of all –  being a mother of 3 young children.  Maryann’s constant drive for learning turned her to the Pilates world where she wanted to expand her knowledge and skills.


Janna Maenz-Mahoney

An experienced teaching professional, Janna holds a BS in elementary education from West Virginia University and a MS from West Chester University.  She is a certified personal training through the National Strength and Professionals Association (NSPA) and completed her Pilates training through PHI Pilates.  Janna’s personal commitment to a healthy lifestyle lead her to Pilates over a decade ago and has inspired her to motivate others.


Kat Smith, BS

Kat was trained in Pilates in 2006 through The Physical Mind Institute and has taught fitness and Pilates for over 10 years. She is a member of the Pilates Method Alliance, and truly loves to teach Pilates and TRX at PHI. Kat has trained clients of all ages and enjoys challenging them with the unmatched effects of the Pilates method.


Michelle Bernard MS, RD

Michelle holds a BS from the University of Pittsburgh in Clinical Dietetics and Nutrition and an MS in training and development from Carlow College.  She specializes in eating for wellness and disease prevention and she enjoys enabling her clients through offering food sampling and classes that focus on natural and unprocessed whole foods.  Michelle has witnessed the benefits of Pilates in her own body and finds that combined with good nutrition she is reaching her goals.  Married and raising three children, she uses her experiences to share simple and clean eating ideas with her clients.


Lynn Lebowitz, MSW

Lynn LebowitzLynn began taking yoga classes in 2006 thinking it would be an enjoyable workout. She quickly learned that the benefits of yoga far exceeded the physical experience. Because yoga was so transformative for Lynn, she was determined to share the practice with others. She signed up for her first teacher training program in 2011 and was ignited with a passion for teaching. She completed her 200 hour teacher certification in power yoga (through Amazing Yoga) in 2012 and has been teaching ever since. Lynn’s objective is to promote both physical strength and emotional balance within her classes. Her background in both dance and counseling has lent itself to this goal of cultivating mind/body health and wellness in her students.


Leslie Georgiadis BS, PMA(R) CPT, E-YRT, CYT

Leslie holds a BS in Business from the University of Pittsburgh and certifications in Pilates and Yoga. She has also completed training in Booty Barre and TRX. With over 15 years of experience in personal training and fitness, Leslie enjoys blending classical Pilates with creative programming to meet the unique needs of her clients.. She believes in the importance of incorporating the Pilates principles into everyday life and practices what she preaches with her active children, husband and family.


Kirk Ferkett

kirk-ferkett-pic-12-16Kirk began his Pilates training in 2006 while working as an aide for a physical therapist which he still continues today. He also works with adults with developmental and intellectual disabilities. Kirk has a passion for helping others to improve their lives. He is happily married and has two daughters. His goals are to build them up and bring the best out in them and in everyone he works with at PHI and all of his jobs.



Cassandra Ruby

Cassie is trained in Pilates by PHI Pilates and has been a ballet dancer since the age of three. She is presently a sophomore at Slippery Rock University majoring in Exercise Science. She plans to apply to Physical Therapy school. Cassie has always done Pilates to stay healthy for dance. She also teaches Spinning and TRX.