Staff Directory

The administrative team is located at the main facility on Knights Road.

Staff Listing

Amy C. Smith, Executive Director
Mark Bottos, Assistant Director
Katrina G. Cox, Development Director
Dena Condron, Intake Coordinator/Behavioral Health Program Supervisor
Scott Horowitz, Clinical Training Director
Marissa DeVita, Art Therapist
Christina Marrero, Art Therapist
Nathalie Burns, Dance/Movement Therapist
Caryn Widrick, Music Therapist
Tracy Perry, Music Therapist
Juan Garcia-Bossio, Music Therapist
Miriam Sherk, Music Therapist


Contact Information


Amy C. Smith, MA, MT-BC, LPC
215-637-2077 Ext. 106 Amy_1_web

Appointed as the Executive Director in December 2012, Amy holds a Bachelor of Science in Music Therapy from Slippery Rock University and a Master of Arts in Creative Arts in Therapy from MCP Hahnemann University (currently Drexel University). Amy worked for more than 10 years as a music therapist with individuals of various ages and abilities before moving into management positions within the field of behavioral healthcare. Prior to joining Kardon Institute, Amy worked at Community Behavioral Health in Philadelphia, where she was responsible for operations pertaining to the clinical care management and utilization review processes for multiple treatment services, including psychiatric inpatient hospitals, drug and alcohol detoxification and residential rehabilitation programs, psychiatric residential treatment programs, and community-based behavioral health services.


Mark Bottos, MCAT
215-637-2077 Ext. 103
The Assistant Director, Mark holds a BA degree in Psychology and Dance from Allentown College of St. Francis De Sales and a Master of Creative Arts in Therapy from Hahnemann University, specializing in Dance/Movement Therapy. He has served as a Dance Therapist for Kardon Institute, Delaware Valley Medical Center and Center for Autistic Children. Mark has been with Kardon Institute for over 20 years. He oversees all clinical staff and the In-House program.



Katrina G. CoxIMG_2659
215-637-2077 Ext. 102
Katrina has been with Kardon Institute since 2010. She holds a Bachelor of Arts in Music from Louisiana State University and a Master of Science in Arts Administration from Drexel University. As the Development Director, she coordinates the fundraising activities for Kardon Institute. Katrina has parlayed her life-long love for music into a passion for making arts participation accessible to children and adults, regardless of their education or ability. She serves on the board of the Academy Chorale and Chamber Society where she has recently been heard as a soprano soloist in Vivaldi’s Gloria, John Rutter’s Reqiuem, and Finzi’s In Terra Pax.


Dena Condron, MMT, MT-BC, LPC
215-637-2077 Ext. 101
Dena is responsible for assessment of incoming clients for the in-house program and supervision of the Behavioral Health Program; as well as maintaining a caseload of clients with various disabilities. She received a Bachelor of Music Education from SUNY Potsdam and the Master of Music Therapy from Temple University. She is a licensed professional counselor under the PA state board of Marriage and Family Therapists and Professional Counselors. She has published a book detailing the history of the American Association for Music Therapy and co-authored an article appearing in a monograph series on qualitative music therapy. She has presented at conferences on topics such as music therapy with the elderly and people with developmental disabilities, vocal applications of music therapy and music therapy history. In addition, she has served as an adjunct faculty member in the music therapy department at Temple University, teaching a course in functional voice.


Caryn Widrick, MM, MA, MT-BC
215-637-2077 Ext. 109
Caryn is a clinician providing music therapy for various Kardon programs. She currently treats clients with developmental disabilities, spinal cord injuries, brain injuries, Alzheimer’s, dementia and mental illnesses. In addition she supervises interns in Kardon’s clinical training program and for the Hahnemann Creative Arts in Therapy Program at Drexel University. Her education includes a Bachelor of Music in Music Education from James Madison University, a Master of Music in Music Performance from Florida State University, a Master of Arts from the Hahnemann Creative Arts in Therapy Program at Drexel University and certification in Neurologic Music Therapy. Caryn continues to remain active as a hornist performing in Pennsylvania and New Jersey.


Scott Horowitz, MA, MT-BC, LPC
Scott is the Clinical Training Director and a music therapist for Kardon Institute who received his
Bachelor of Arts in Music and Interdisciplinary Studies from the University of Pittsburgh. Utilizing his background in music, psychology and special education, he went on to receive a Master of Arts in Music Therapy from Drexel University. In addition to managing the music therapy internship program, Scott currently works in Kardon Institute’s In-House and School-Based programs. Scott has experience working with a variety of ages and populations including autism, mental health, dementia, traumatic brain injuries, Alzheimer’s, physical disabilities and other developmental disabilities. He also works on a team of Creative Arts Therapists in Philadelphia’s Family Court system.


Nathalie Burns, MA, DTR
Nathalie is a dance/movement therapist providing contract services to outreach group sites and individual sessions at Kardon’s main headquarters. She received her Bachelor of Arts in Psychology with a minor in Dance from Eastern University. She then went on to receive her Master of Arts in dance/movement therapy from Drexel University. Nathalie has clinical experience with a variety of ages and populations including adults, adolescents, and children with mental and physical disabilities, psychiatric illnesses, and emotional and behavioral issues. She currently works with adults having physical and developmental disabilities. Nathalie is also part of a collaboration that brings dance and performance opportunities to children with cerebral palsy.


Tracy Perry, MA, MT-BC
Tracy is a music therapist working in the In-House and Outreach music therapy programs at Kardon. She received her Bachelor of Music in Music Therapy and her Master of Arts in Music Therapy from Immaculata College. Tracy is also one of the clinical training supervisors for Kardon Institute’s music therapy internship program.

Marissa DeVita, MA, ATR-BC, LPC
215-637-2077 Ext. 111
Marissa is an Art Therapist providing services at Kardon’s Knights Road location and at various outreach sites in the Philadelphia community. She received her Bachelor of the Arts in Psychology/Fine Arts from Arcadia University in Glenside, Pennsylvania. She then went on to receive her Master of the Arts in Counseling Psychology with an Art Therapy Specialization at Caldwell College in northern New Jersey. Marissa has had clinical experience in working with children, adolescents and adults in various settings including schools, mental health clinics and hospitals.   
Juan Garcia-Bossio, MA, MT-BC
215-637-2077 Juan Garcia-Bossio
 Juan received his Bachelor of Arts in Music from Eastern University and his Master of Arts in Music Therapy from Drexel University. A music therapist who is bilingual in English and Spanish, Juan has experience working with a variety of ages and populations including inpatient and outpatient psychiatry, NICU, learning disabilities, at-risk teenagers, developmental disabilities, and victims of trauma. Juan is also a professional bass player, performing and recording with several artists in the Philadelphia area.  


Christina Marrero, MA
Christina received her Bachelor’s in Fine Arts from The College of New Jersey, and her Master’s in Art Therapy from Drexel University. Christina currently works at Kardon’s Knights Road location as well as in a variety of community and school settings in the Philadelphia area. Christina’s clinical background consists of work with diverse client populations which include children and adolescents with behavioral and emotional difficulties, individuals with developmental disabilities, adults with co-occurring disorders, and individuals recovering from trauma.


Miriam Sherk, MMT, MT-BC
 Miriam is a music therapist for Kardon Institute’s Behavioral Health Program seeing clients for individual and group music therapy sessions in the Philadelphia community. Miriam received her Bachelor of Music from Vanderbilt University, graduating with a double major in bassoon performance and psychology. Miriam went on to receive her music therapy equivalency and Masters of Music Therapy at Temple University. Miriam has clinical experience in a variety of settings including inpatient and outpatient psychiatric treatment, substance abuse treatment, behavioral health programs in schools, the community, and in homes, as well as home-based work with the elderly and hospice care.