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Our Team

At Aspire we believe in building a supportive community around each child. Only through direct interaction between parents, therapists and program managers can the best outcomes be reached for your child.

Aspire culminates in a network of over thirty Early Intensive Behaviour Intervention (EIBI) practitioners lead by our highly experienced team of Behaviour Support Practitioners (BSPs) and Program Managers

Our Aspire Family is continually growing, we are striving to work cohesively with our parents and children, as well as develop professionally. Our team is at the forefront of Aspire and are all valuable in all that they do!


Dianne Verstappen - Aspire Early Intervention

Dianne Verstappen
MA. (Linguistics), BCBA

Dianne is a Board Certified Behaviour Analyst (BCBA), and a Graduate Member of the Company Directors Course (GAICD) with an interest in business development and quality assurance of early intervention across allied health disciplines.

With almost 30 years of experience working with children, Dianne NDIS registered Specialist Behaviour Support Practitioner. Dianne is passionate about supporting other practitioners in their chosen career path as behaviour analysts and has provided supervision to over 40 BCBAs and BCaBAs internationally with a 100% pass rate.

Sharing her knowledge, Dianne frequently consults with schools in the Asia Pacific region (Hong Kong, China and Singapore) and has lectured at Monash University for the Masters of Education.

Dianne's current research interests are in Relational Frame Theory, its practical applications and complex human behaviour such as perspective taking and Theory of Mind Skills.

Executive Director

Joshua Pritchard Aspire Early Intervention

Joshua Pritchard
B Psych, M.A. (ABA), Ph.D. Psych

Joshua's professional journey began in 2000, and since then, he has dedicated himself to the field of behavior analysis, both in practice and academia. His area of expertise involves providing direct consultation services for various age groups, focusing on behavior acceleration and deceleration.

In the realm of academia, Joshua has been an influential figure since 2010. He has contributed significantly to the development of evidence-based curriculums aimed at managing Autism and learning difficulties, particularly in resource-poor countries like India. His commitment to making quality education accessible is evident in his efforts to set up, refine, and maintain behavior analytic centers worldwide.

Joshua holds a PhD in Psychology, specialising in Behavior Analysis, a Master's degree in Applied Behaviour Analysis, and a Bachelor's degree in Psychology. His scholarly contributions include serving as the associate editor for two flagship journals in the behavior analytic field and publishing numerous articles on a wide range of topics, from teaching verbal behavior to modifying driving habits.

Our Sydney Team

Emily – Behaviour Support Practitioner & Program Manager
B.Sc. (Speech and Hearing), M.A. (Speech Language Pathology)

Emily completed a Bachelor’s degree in Speech and Hearing Sciences in 2010 and a Master of Arts majoring in Speech and Language Pathology in 2012 at Macquarie University. She has also completed a Certificate III in Disability in a Pre-Vocational Program with Cerebral Palsy Alliance (2011).

Emily’s prior experience consists of 3 years of private tutoring covering all areas of the school curriculum, with young adolescents with special needs, including Asperger’s Syndrome and ADHD. Emily has also worked in the disability sector as a Direct Support Professional for adults with a variety of disabilities for 2 years.

Emily started working at Aspire in 2013 and has been part of the Aspire team for 9 years. Emily has experience in working with children from 2-10 years of age in the clinic, at home, in school settings and in the community, as well as experience in providing parent training and conducting various assessments.

Emily is passionate about teaching her clients language, functional communication, daily living skills and increasing their independence.

Brittni – Program Manager

Brittni is a Board Certified Behaviour Analyst and has worked in the field of behaviour analysis for over six years, primarily with children aged 2-10. She graduated with a Bachelor of Arts in Psychology in 2016 and began working as a behaviour technician in Houston, Texas, USA. After some time, Brittni completed a Master of Science degree in Psychology with a concentration in applied behaviour analysis. Throughout her career Brittni has received training in verbal behaviour, functional communication training, behavioural skills training and has held many roles training staff and caregivers in behaviour analysis. Brittni has always had a passion for helping families and children within her community and is looking forward to continuing to make a positive impact on the lives of families in the greater Sydney area.

When not working Brittni enjoys going to the beach, discovering vintage records, traveling, and live music.

Ashley – Behaviour Support Practitioner

Ashley is a Registered Behaviour Technician and holds a Bachelors Degree in Speech, Hearing and Language Science at Macquarie University. She is currently working on completing her Masters of Speech Pathology at UTS.

Ashley has been working at Aspire since 2019 and has experience working in a wide range of environments including school, home and clinic. She loves working with her clients and teaching them new skills that will be functional in their everyday environment, particularly in regards to language development. She is passionate about creating a fun learning environment for her clients so they are engaged and enjoy everything ABA has to offer!

During her free time Ashley likes cooking, spending time with her family and hiking.

Emma – Behaviour Support Practitioner

Emma is a Registered Behaviour Technician and holds a Bachelor's Degree in Psychology from Miami University. She is currently completing her dissertation for her Master's in Applied Behaviour Analysis at Queen's University Belfast and studying to become a BCBA.

Before coming to Aspire she worked for one year in an early intervention ABA clinic in Indianapolis and for three years in an ABA school specializing in severe challenging behaviours in London. She has experience with clients ages 2-19 with the communication styles vocal, sign language, PECs, Proloquo, Objects of Reference, GoTalk and eye contact. She is passionate about modern, compassionate ABA and specializes in interventions including functional communication training, reduction of challenging behaviours including SIB and aggression, feeding programs, social/emotional skills teaching and reduction of restrictive/repetitive behaviours.

In her spare time she likes to play football, AFL and rugby, go to the beach, travel, hike, sing and dance (not well).

Mohamed – Program Manager

Mohamed Abdelsalam is a behaviour analyst with over six years of experience in addressing problem behaviours and enhancing skill acquisition in various clinical and natural settings. Prior to his current position, he served as a case manager at Sanad Village for Rehabilitation, where he gained valuable insights into the intricacies of behavioural therapy.

Mohamed completed his master’s degree in ABA from the prestigious Florida Institute of Technology, which further honed his expertise in this field. His background in linguistics has also given him a deep understanding of the fundamentals of language and phonological errors, which helps him provide more nuanced and tailored solutions to his clients.

With his wide range of skills and experience, Mohamed has been instrumental in helping countless individuals overcome their behavioural challenges and lead more fulfilling lives. He has a proven track record of success in devising effective strategies that address a variety of problem behaviours, including tantrums, self-injury, aggression, and more.

When he’s not busy helping others, Mohamed enjoys reading, running, and playing football. He believes that maintaining a healthy work-life balance is key to long-term success and fulfilment, both personally and professionally.

Katie – Program Manager

Katie is a Board Certified Behaviour Analyst who has worked in the field of behavioural analysis for over 5 years and specialises in early intervention services. She graduated with a Bachelor of Arts in Psychology in 2019. During her Bachelor's degree, Katie began working as a behaviour technician in Milwaukee, Wisconsin, USA. This fueled her passion for ABA and drove her to get her Master of Education degree in the Foundations of Applied Behaviour Analysis.

Katie is trained in all areas of ABA, such as verbal behaviour, functional communication training, behavioural skills training, acceptance and commitment therapy, and Hanley's Balance Program. Katie has held many roles during her time in ABA, such as training staff and caregivers in behaviour analysis. Katie's passion and dedication to her families and clients have driven her to Sydney, where she is looking forward to making a positive impact on the lives of families in the greater Sydney area.

In her downtime, Katie enjoys going to the beach, hiking, listening to crime podcasts, and exploring new restaurants around the greater Sydney area.

Annalene – Behaviour Support Practitioner

Annalene is a Registered Behaviour Technician and completed certification for Applied Behaviour Analysis in Florida Institute of Technology, USA and her experience spans more than 15 years in the Applied Behaviour Analyst Industry.

Before joining the team at Aspire, Annalene worked in Dubai, UAE. In her career, she has worked in various capacities, such as providing teaching and therapy to assist children in developing skills to deal with and resolve their social and personal problems, reinforcing skills such as independence, problem-solving and goal setting, and conducting and implementing behaviour assessment.

Outside of work, you can find Annalene travelling, reading leisure magazines or swimming.

Jonah – Behaviour Support Practitioner
BA-SocialPsych: Sub(Family&Children)

Jonah joined the Aspire team in 2021 and is currently studying Bachelor of Social Science/Psychology, sub-majoring in Family in Children Studies.

Jonah brings a unique perspective to the team and his passion for guiding children onto a path that allows them to feel safe, respected and supported in their environment shines through his work.

Passionate about helping children in all aspects of their life, Jonah coaches junior basketball where he is able to apply is professional knowledge in a casual context.

In his free time, Jonah enjoys playing golf and video games.

Morgan – Behaviour Support Practitioner

Morgan completed an honourable Bachelor’s in Psychology at the University of Utah in 2013 and began working in behaviour support for children with autism in 2015 in South Carolina, USA. Morgan has extensive experience in multiple settings, including, homes, schools, and clinics with clients aged 2-21.

Morgan is passionate about helping clients access more of the world around them through improved self-help skills.

In his free time, Morgan enjoys spending time with his family and painting miniatures.

Amos – Behaviour Support Practitioner

Amos – Behaviour Support Practitioner
B Psych

Amos is a Registered Behaviour Technician and has been working at Aspire since September 2021. He is currently completing his bachelor's in Psychology at Macquarie University and is working towards becoming a Behaviour Support Practitioner.

Amos has experience working with young adolescents and children with special needs, formerly as a swimming teacher. He has worked in multiple settings including, clinical, home-based and schools, and wishes to further develop his knowledge of ABA. Amos is passionate about helping children build their social skills with others, and creating opportunities for them to enjoy the time they get to be as 'kids'.

During his free time, you'll find Amos either swimming, jamming on his guitar or baking something sweet.

Radi – Behaviour Support Practitioner

Radi is in her third year of pursuing a Bachelor's Degree in Social Work and has been a Behavioral Technician (BT) with Aspire for two years before becoming a Behavioral Support Practitioner.

Since joining the Aspire team, Radi has been instrumental in providing early support, advocating for children, and helping them acquire the essential skills needed for a happy, healthy and meaningful life.

Justyn – Operations Manager

Justyn joined the Aspire admin team in September 2020. Justyn started her professional career working in Disability Law in the US. After a period in law, she trained and worked as a teacher for six years. Upon moving to Australia, Justyn started working in the non-profit sector, learning the infrastructure of government funded supports through NDIS, My Aged Care, iCare and Veterans Affairs.

Justyn has a passion for communication, organization and creative problem solving. She loves working in tandem with clinicians and clients to support therapeutic outcomes.

Justyn enjoys traveling, vegetarian cooking and creating art.

Behaviour Technicians

Marija – Currently studying a Bachelor of Psychological Science at UOW, Marija joined the team to create an impact in the lives of children and their families.

Casey – Studying a Bachelor of Speech and Hearing Sciences at Macquarie University, Casey is passionate about promoting children’s confidence and growth, while supporting those closest to them.

Gabrielle– Joining the team in 2023, Gabrielle is currently studying a Bachelor of Psychology at Macquarie University. Gabrielle is driven by the goal of making positive impacts in the lives of children and hopes to continue her knowledge in the field of ABA.

Katarina – Completing her Psychology Honours Research Thesis, Katarina’s passion lies in psycholinguistics and executive functioning. Katarina aims to continue her education and training with the goal of becoming a better advocate for mental health and wellbeing.

Dalreen – With a Graduate Diploma in Psychology Advanced from Monash University, Daleen has been volunteering with children over the past several years. Dalene hopes to provide a supportive environment for children to grow and learn through evidence-based interventions while having greater inclusion in the community and everyday settings.

Taylah – After working as a nanny, Taylah discovered her passion for working with children with diverse needs. Taylah is now completing a Bachelor of Social Work so she can continue to make an impact in the lives of families.

Tahiya – Passionate about working with children, Tahiya is a psychology student studying at Macquarie University.

Our Canberra Team

Marie Therese – Clinic Manager

MT is a Board Certified Behavior Analyst (BCBA) with over 15 years’ experience working with children with Autism Spectrum Disorder. She earned her BA (2005) and MA (2008) in Psychology from the American University of Beirut.

MT founded the ABA program at the Special Kids Clinic, part of the Pediatric Neurology Department at the American University of Beirut Medical Center (AUBMC), creating a team of ABA supervisors and therapists and expanding ABA services across the country. The services provided included: initial assessments, therapies, parent training, and school and nursery support. She coordinated the team of Speech, Feeding, Occupational, Psychomotor and Physical therapists at the AUBMC Special kids Clinic. MT also completed the training course in the administration of the Autism Diagnostic Observation Schedule-2 (ADOS-2).

MT is fluent in English, Spanish and Arabic. Born to parents from different countries and cultural backgrounds, she thrives in a multicultural and dynamic setting. She is passionate about making a difference in the lives of children with special needs and their families.

Nicole – Behaviour Support Practitioner
BSc (Management Information Systems), RBT

Nicole is a Registered Behaviour Technician and has been working at Aspire since August 2020. She graduated with a bachelor’s degree in Management Information Systems from Ateneo de Manila University (Philippines) and is currently completing her Assistant Behaviour Analyst Graduate Certificate at the Florida Institute of Technology.

Having worked in early intervention from 2020, Nicole discovered her passion for helping children develop functional skills in a play-based setting. She loves how her role allows her to support her clients, along with their parents and other technicians as well.

In her free time, Nicole loves spending time with family and friends, going on picnics, and watching movies or TV series.

Rabani – Behaviour Support Practitioner
BApsych,MSc, Dip in NDP

Rabani has a Bachelor of arts in psychology and a masters in MSC in Clinical Mental Health Sciences from the University College of London. After working with the neurodiverse population in India, she found her calling and went on to volunteer at a centre practising Applied Behaviour Analysis in Ghana, Africa. Over the past couple of years, Rabani has shown a particular interest in exploring play therapy, gaining a diploma in Neuro-Dramatic Play.

Rabani has immense gratitude and passion for the field and wishes to contribute more by learning and growing through collaborative and community work.

Rabani has a happy-go-lucky personality and is a big Bollywood fan. When she’s not at work, you can find Rabani making Instagram videos or trying out new restaurants.

Grace – Behaviour Support Practitioner
BPsycSc, GCertAutism

Grace joins the Aspire team with a degree in psychological science and a graduate certificate in autism studies.

With a focus on early intervention, Grace has gained valuable experience in delivering ESDM therapy, particularly with children aged 2-5 who are on the autism spectrum. Her dedication to this work has ignited her passion for supporting children and their families in their journey through growth and development.

Grace is looking forward to continuing her journey in early intervention and expanding her knowledge in ABA and ESDM methodologies alongside the Aspire team.

Syeda Sarah – Program Manager
M.A. (Applied Behavior Analysis)., BCBA

Sarah is a Board Certified Behavior Analyst (BCBA) and has a Masters of Art in Applied Behavior Analysis with a focus in Autism from Ball State University, Indiana, USA.

She has been working in the field of ABA for the past 4 years supporting children with special needs ranging from the ages of 2 to 11 years in Saudi Arabia and Pakistan. She is consistently working to spread the positive value ABA services have to offer with the hope of bringing a socially significant change in the lives of her clients and their families in diverse settings (home, clinic, school).

Some of Sarah experiences with ABA include performing Functional Behavior Assessments (FBA), designing and implementing function-driven Behavior Intervention and Skill Acquisition plans and supervising professionals and colleagues in multiple settings as well as in different countries.

Sarah is passionate about what she does and takes great interest in coaching and supporting clients, parents and guardians in the best way possible.

In her free time, Sarah loves finding adventure in nature with her family, listening to music, learning, and exploring new things in life.

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