What Does a Behaviour Analyst Do? Understanding the Scope of Practice in Australia

Behaviour analysts help people learn, grow, and thrive but most people aren’t quite sure how.

Behaviour analysts (both CBA or BCBAs) are trained professionals who use the science of behaviour to help individuals and communities thrive. Whether it’s supporting a child to communicate more effectively, reducing behaviours of concern, or helping a team implement consistent strategies in a school setting, the role of a behaviour analyst is practical and  collaborative.

So, What Is the Scope of Practice for a Behaviour Analyst?

According to the Association for Behaviour Analysis Australia (ABA Australia), the Scope of Practice outlines what certified behaviour analysts are professionally qualified and ethically permitted to do. It’s a safeguard – protecting clients, setting clear boundaries, and ensuring the quality and accountability of services.

Core Responsibilities of a Behaviour Analyst

Here are some key aspects of what behaviour analysts actually do day to day:

• Behavioural Assessment: Conducting functional, skills-based, and environmental assessments to understand what’s influencing a person’s behaviour.
• Designing Interventions: Developing personalised strategies based on behaviour science. This might include teaching new skills, reducing behaviours of concern, or increasing independence.
• Data-Driven Decision-Making: Collecting and analysing behavioural data to monitor progress and refine interventions.
• Training & Consultation: Working closely with families, educators, support staff, and other professionals to implement behaviour support effectively.
• Professional Collaboration: Engaging within multidisciplinary teams to ensure that behaviour support complements other services a client may be receiving.

What Behaviour Analysts Don’t Do

Just as important as understanding what’s included in the behaviour analyst scope of practice is understanding what’s not.

Behaviour analysts do not:

• Diagnose mental health conditions.
• Provide psychotherapy, counselling, or psychological testing.
• Work outside the boundaries of their professional training—even if they hold other qualifications.

Put simply, behaviour analysts stick to behaviour science. If a client needs something beyond that scope, we refer to other allied health or health professionals. I

Behaviour analysts are not generalists. We’re specialists in behaviour. And within that scope, we work collaboratively, ethically, and intentionally, always with the goal of meaningful, socially significant change.