Catherine McConnell, MEd, RSW, BCBA 

Clinical Director

 Catherine has been a provider of applied behavioural analysis services for more than 20 years, concentrating her practice in the area of early intervention for children with autism. Catherine was introduced to applied behaviour analysis as an instructor therapist in home based intervention programs for children with autism and has extensive experience with a broad range of clients, from early learners to young adults. Catherine holds undergraduate degrees in psychology and social work from McMaster University and a Master's of Education - Special Education/Applied Behaviour Analysis from the University of Western Ontario. Together with Angeline, Catherine supervises staff training, client programming and treatment implementation.


Angeline Savard, MSc, BCBA, OCT

Clinical Director

Angeline began her career in psychology research, where she discovered Direct Instruction (DI).  After seeing success with DI in tutoring settings, Angeline opened The Gregory School in order to be able to offer a comprehensive education, founded on research-proven techniques and curricula, to students with special needs. Angeline received her Bachelor of Science degree from McMaster University in 1992, Bachelor of Education from Brock University in 1993 and her Master’s of Science in Psychology (Applied Behaviour Analysis) from Capella University in 2017.  Together with Catherine, Angeline supervises client programming, staff training, and treatment implementation.  


Dr. Julie Koudys, PhD, C.Psych, BCBA-D

Consulting Clinical Supervisor

​Dr. Julie Koudys is a Board Certified Behaviour Analyst and a registered clinical psychologist. She completed her Ph. D. in Clinical Developmental Psychology at York University, with a focus on research and practice with individuals with intellectual and developmental disabilities, including Autism Spectrum Disorder (ASD). She has worked with individuals with ASD, intellectual/developmental disabilities, communication and behavioural disorders, and learning disabilities for over 15 years. Her clinical experience includes work within educational and residential services, children’s mental health, and hospital settings (i.e., McMaster Children’s Hospital, Children’s Hospital of Eastern Ontario, Bloorview Kids Rehab), and government programs, including intensive behavioural intervention (IBI).  Currently, Dr. Koudys is an Assistant Professor at Brock University in the Centre for Applied Disability Studies and teaches graduate level course work in ABA. She is also a consulting psychologist with Dalton Associates and provides behavioural treatment for children and adolescents, including clinical supervision for IBI/ABA programs.

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Kate Harrison, BA, RBT

Sleep Team Leader

Kate has been a member of Kalyana's instructional team for close to a decade, working with children of all ages and needs.  She holds her Bachelor of Arts Degree with a Specialized Diploma in Social Work from the University of Waterloo. She is a Registered Behaviour Technician (RBT) and is currently completing coursework in pursuit of BCaBA certification. She is particularly passionate about helping children learn to sleep.


Michelle Guzman-Ratko, BSc

Diagnostic Clinic Team Leader

Michelle Guzman-Ratko has been passionate about the field of Applied Behaviour Analysis since the third year of her undergraduate career at McMaster University where she applied ABA techniques to teach social skills to an adult with acquired brain injury. Since then, she has worked in residential settings, hospitals, schools, home, and clinic settings with children and adults with various developmental disabilities. 


Michelle holds an undergraduate degree in psychology, neuroscience & behaviour from McMaster University and is in the process of completing her M.Sc. (Psychology) through the University of Liverpool as well as the BCBA course sequence through Florida Institute of Technology.

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1249 Colborne Street West, Brantford, ON  N3T 0M6