Katie Allen M.S. BCBA

Katie Allen, M.S., BCBA, is a master’s level Board Certified Behavior Analyst (BCBA) since 2005. Her Master of Science degree in Applied Behavior Analysis (ABA) was obtained through Northeastern University, Boston MA. Katie spent three years at the New England Center for Children, a leading day and residential program for children with autism in the United States. Upon completion of her master’s degree she spent one year working in a public school setting implementing ABA both in and out of the classroom.  She moved to Vancouver in 2006 to design and implement individualized home based ABA programs for children with developmental disabilities. Her focus in training and practice has been working with individuals who exhibit severe challenging behaviour including self-injurious behaviour, aggression, and property destruction within the contexts of home, school, community and residential treatment. Katie has been active as a board member of BC-ABA for four years in the roles of President, Member at Large and Secretary. Since 2019 Katie has been working within the Provincial Health Services Authority at BC Children's Hospital with the Self-injurious Behavior Clinic alongside a multi-disciplinary team working to assess and treat children with self-injurious behavior across the province. She has presented research at both local and international venues, and spoke on invitation to a variety of organizations including parent groups, BC Children’s Hospital, Fraser Health, and school districts. Katie uses data analysis to assess the effect of challenging behaviours on their environment, providing research opportunities to interns and staff in residential treatment facilities and private home-based intervention. Her research interests include self-injurious behavior, functional analysis, and errorless learning strategies.


 Kathryn Theroux M.S. BCBA, RCC

Kathryn Theroux, MS, BCBA, is a Board Certified Behavior Analyst who holds a Master of Science in Applied Psychology from Long Island University. Kathryn provides behaviour consultation to school-aged children with Autism Spectrum Disorder and their families and supervises graduate students pursuing national certification. Kathryn implemented behavioural intervention for three years at the New England Center for Children, acting as a preference assessment coordinator, case manager, and curriculum supervisor on the Staff Intensive Unit, a residential ABA program for children with ASD and severe behaviour disorders. Kathryn is a frequent speaker at community organizations for families and professionals who diagnose, teach, and care for individuals with ASD. Since 2009, Kathryn has taught in the ABA Support Worker program at Surrey Community College. Her course, entitled Foundations of Autism: Educational Considerations is focused on the provision of inclusive education to learners on the Autism Spectrum.


Board Certified Behavior Analysts (BCBA)


Kathryn Edmondson M.S. BCBA

Kathryn Edmondson is a Board Certified Behavior Analyst who obtained her Master of Science Degree in Applied Behaviour Analysis and Autism from the Sage Colleges (New York). In her 17+ years in the field, Kathryn has served child and adult clients with autism and related disorders across home, community and residential settings. Her present focus is on treatment of severe behavioural challenges, but she continues to support learners with a broad spectrum of strengths and needs. Before starting her independent practice, Kathryn worked as a behaviour consultant at posAbilities and ABLE Developmental Clinic, Inc. She has presented on such topics as applying ABA principles to teach individuals with Down Syndrome, supporting adult learners with severely challenging behaviours, and ethical considerations when working in residential settings. Kathryn also enjoys supervising individuals working towards certification as behaviour analysts or assistant behaviour analysts.

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Aimee Doherty M.S. BCBA

Aimee began her career working in respite services in Ireland with children, teenagers, and adults who had behavioural and developmental challenges, while she completed her undergraduate degree in Psychology.
In 2008, she moved to the USA on an internship opportunity to work with teenagers and young adults in a residential treatment program that utilized Applied Behaviour Analysis where she spent almost two years working directly with clients implementing behaviour plans and facilitating the day to day running of their program.
Upon returning to Ireland, Aimee decided to peruse her Masters in Applied Behaviour Analysis through Bangor University, Wales. She continued to work in the field of autism throughout her studies, working in school and home based programs.
She has been in Vancouver since 2013, working in schools, private homes and in residential teaching homes. She attained her certification as a Board Certified Behaviour Analyst in 2015 and currently specializes in working with teenagers and young adults with severe behaviour challenges, an area that she is truly passionate about.


Mary Penrice-Edmondson M.S. BCBA

Mary completed her Master of Science in Applied Behaviour Analysis and Autism at the Sage Colleges in Troy, New York, and has been a Board Certified Behavior Analyst since 2019.
Mary grew up in Ontario and had originally started her career as a child and youth worker working with child and youth who had challenging behaviours within the school system. Mary had moved to BC in 1999 and has since been a resident of BC for over 20 years now. Since being in BC, Mary has been working in the field of developmental disabilities and autism and she has served a wide range of clients with a variety of diverse abilities. Presently, Mary’s practice focuses on supporting individuals who exhibit severe aggression and self-injury; she has extensive experience working collaboratively as part of a team of professionals to support individuals in residential settings, home, school and community settings.


Leon Choo M.S. BCBA

Leon Choo completed his Master of Science in Autism and Applied Behavior Analysis (ABA) from Russell Sage College and has been a Board Certified Behavior Analyst (BCBA) since 2019.
Leon began his career working as a behavior interventionist for home based ABA teams in 2009, while completing his undergraduate degree in Behavioral Neuroscience Psychology from Simon Fraser University. Since then, he has continued in the field and served a wide range of clients with a variety of developmental disabilities. Leon has since attained his BCBA certification, RASP category A, and has experience with toilet training, Practical Functional Assessments and Skills Based Training. Presently, his practice focuses on supporting individuals who exhibit anxiety, communication and social skill deficits in the home, school, community and residential settings.

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Ro Pender M.S. BCBA

Roisin (Ro) Pender
Ro Pender has an undergraduate degree in education from Dublin City University. She completed a Master of Science in Applied Behavior Analysis through Queens University Belfast. Ro became a Board-Certified Behavior Analyst (BCBA) in 2020.
Ro is originally from Ireland and moved to Vancouver in 2011. After moving to BC, Ro began working as a behavior interventionist in residential teaching homes which implement Applied
Behavior Analysis for behavior intervention and teaching procedures. In 2016 Ro returned to Ireland to pursue a master’s degree. After completing the coursework Ro returned to BC to
continue working in residential treatment settings where she carried out research for her master’s thesis and accrued 1,500 supervised experience hours. Ro’s practice includes supporting individuals with severe aggression and self-injury, she has experience working collaboratively on various teams which include a myriad of professionals working together to support individuals. Ro has experience in teaching academic, vocational and life skills to a variety of individuals, in residential and home school settings.



In pursuit of certification


Jillian Newman B.A. BCaBA

Jillian Newman, B.A., BCaBA, is a Board Certified Assistant Behaviour Analyst. She is currently accruing BCBA supervision, while obtaining a Master of Education in Special Education with a focus on Behaviour Disorders at the University of British Columbia.  
Jillian completed a Bachelor of Arts in Psychology with a concentration in Applied Behaviour Analysis at Simon Fraser University in 2017.
Jillian gained an interest in ABA while providing respite and employment support for individuals with special needs in Prince George. She later moved to the lower mainland to further her education and training. Jillian began working as a behaviour interventionist in 2015 during her undergraduate degree. She obtained BCaBA certification in 2019. She has also completed the introductory workshop for the Early Start Denver Model.
The bulk of her experience is in providing behaviour intervention/consultation in home based settings for preschool and primary aged children with Autism Spectrum Disorder. Jillian seeks to empower children and families by collaboratively working towards learning goals such as daily living skills, academics, communication and social skills, as well as addressing challenging behaviours such as aggression, and self-injury.

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Mariah Bashir M.S. BCaBA

Mariah Bashir completed her Masters of Education in Special Education, with a
concentration in Autism Spectrum Disorder through the University of British Columbia in
the summer of 2019. Mariah has an undergraduate degree in Applied Behaviour Analysis
from Capilano University, and an undergraduate degree in Psychology from the University
of Alberta.
In 2017, Mariah obtained her undergraduate-level certification in behaviour analysis
(BCaBA) and is planning to sit for the certification exam in the winter of 2020.  
Mariah’s experience involves working with children ages 3-11 in private settings as a
Behavior Interventionist for nearly 6 years, and as a BCaBA for 3 years, focusing on the
development of academic, social, and communication skills. She also has 3 years of
experience working as a Behavior Interventionist in various group home settings within
Arcus Community Resources. With Arcus, she implements programs focusing on the
development and maintenance of daily living skills, independence, and community