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Is ABA Therapy Harmful? Understanding the Controversy

An honest look at ABA therapy concerns, controversies, and how modern practices have evolved. Learn what to look for in ethical ABA providers.

Published January 4, 2025

Shamay Selim, M.Ed., BCBA

Clinical Director at Foundations Autism

Reviewed January 4, 2025

Addressing ABA Therapy Concerns Honestly

If you're researching ABA therapy for your child, you may have encountered criticism and controversy online. As a parent, it's natural to want to understand these concerns before making decisions about your child's care. This article provides an honest, balanced look at the ABA controversy, explains how the field has evolved, and helps you identify quality providers.

Understanding the Criticism

ABA therapy has faced criticism from several sources, most notably from autistic self-advocates who experienced older forms of ABA. Understanding these perspectives is important for making informed decisions.

Historical Concerns

Early ABA, developed in the 1960s by Dr. O. Ivar Lovaas, included practices that are now considered unethical:

  • Aversive techniques: Early ABA sometimes used punishment, including physical aversives, to reduce behaviors. This practice is now rejected by mainstream ABA.
  • Focus on "normalization": Historical ABA often aimed to make autistic children appear non-autistic, targeting harmless behaviors like stimming that are now understood as natural self-regulation.
  • Compliance-focused: Some programs prioritized obedience over the child's autonomy and emotional needs.
  • Intensive hours: Lovaas's original research involved 40+ hours per week, which some argue is too intensive for young children.

Autistic Adult Perspectives

Many autistic adults who underwent ABA as children have shared negative experiences. Common themes include:

  • Feeling that their natural ways of being were treated as problems to fix
  • Learning to mask or suppress autistic traits at the cost of mental health
  • Experiencing anxiety, depression, or PTSD related to therapy
  • Being taught compliance in ways that made them vulnerable to abuse
  • Having their communication attempts (including behavior) ignored or punished

These experiences are valid and have been instrumental in pushing the field toward better practices. However, it's important to note that experiences vary widely, and many autistic individuals and families have also reported positive outcomes from ABA.

How Modern ABA Has Evolved

The ABA field has undergone significant changes in response to these criticisms. Reputable modern ABA looks very different from historical practices:

Key Changes in Contemporary ABA

  • Positive reinforcement only: Ethical ABA providers use only positive reinforcement. Punishment and aversive techniques are not part of modern practice and violate professional ethics codes.
  • Assent-based practice: Modern ABA emphasizes obtaining the child's ongoing agreement to participate. If a child shows signs of distress, ethical practitioners pause and reassess.
  • Neurodiversity-affirming: Contemporary ABA recognizes autism as a neurological difference, not a disease to cure. The goal is to build skills that improve quality of life, not to make children "indistinguishable from peers."
  • Respecting stimming: Ethical ABA no longer targets harmless stimming behaviors. Self-stimulation is recognized as a valid coping mechanism and form of self-expression.
  • Naturalistic approaches: Modern techniques like Natural Environment Training (NET) and Pivotal Response Treatment (PRT) use play-based, child-led learning.
  • Focus on functional skills: Goals center on communication, independence, and skills the child and family identify as meaningful, not on appearing neurotypical.
  • Emotional wellbeing prioritized: Good ABA programs monitor for signs of stress and prioritize the child's mental health alongside skill development.

Professional Standards

The Behavior Analyst Certification Board (BACB) has updated its ethics code to address many concerns:

  • Requirement to consider client preferences and assent
  • Prohibition of aversive procedures in most circumstances
  • Emphasis on socially significant goals chosen with client input
  • Cultural responsiveness and respect for neurodiversity

What the Research Shows

It's important to consider both the evidence supporting ABA and the limitations of that research:

Evidence of Effectiveness

  • Multiple meta-analyses show ABA can improve language, cognitive abilities, adaptive behavior, and social skills
  • The U.S. Surgeon General and American Psychological Association recognize ABA as an evidence-based treatment
  • All 50 states mandate insurance coverage for ABA based on research evidence
  • Early intensive intervention has shown the strongest outcomes in research

Research Limitations

  • Most studies measure skill acquisition, not long-term quality of life or mental health outcomes
  • Research on adult outcomes and potential negative effects is limited
  • Studies often don't distinguish between different ABA approaches or quality of implementation
  • The autistic community's concerns about masking and mental health deserve more research attention

Red Flags: Signs of Problematic ABA

When evaluating providers, watch for these warning signs:

Concerning Practices

  • Any use of punishment or aversives: This is never acceptable in ethical ABA.
  • Targeting harmless stimming: If a provider wants to eliminate hand-flapping, rocking, or other self-stimulatory behaviors that aren't harmful, this is a red flag.
  • Ignoring distress: Ethical ABA pauses when a child is upset. "Planned ignoring" of genuine distress is problematic.
  • Promises to "cure" or "recover" autism: ABA cannot and should not aim to eliminate autism.
  • Rigid compliance focus: Watch for excessive emphasis on following directions without considering the child's perspective.
  • No parent involvement: Good ABA includes substantial parent training and collaboration.
  • Cookie-cutter programs: Treatment should be highly individualized to your child's needs and interests.
  • Dismissing your concerns: Providers should welcome questions and take concerns seriously.

Questions to Ask Providers

  • How do you handle it when a child doesn't want to participate?
  • What is your approach to stimming behaviors?
  • How do you ensure my child's emotional wellbeing during sessions?
  • What are your thoughts on neurodiversity?
  • Can I observe sessions?
  • How do you involve autistic perspectives in your practice?
  • What does "success" look like in your program?

Green Flags: Signs of Quality ABA

Look for these positive indicators when choosing a provider:

Ethical Practice Indicators

  • Child appears happy: Observe a session. Does the child seem engaged and comfortable?
  • Play-based learning: Sessions should involve fun activities, not just table work.
  • Following the child's lead: Good therapists incorporate the child's interests and motivations.
  • Respect for "no": The child's refusals should be acknowledged and addressed.
  • Meaningful goals: Treatment targets should improve the child's life, not just make them easier to manage.
  • Parent partnership: You should feel like a respected collaborator in your child's treatment.
  • Transparency: Providers should welcome observation and answer questions openly.
  • Neurodiversity-informed: Staff should speak respectfully about autism and autistic people.

Making an Informed Decision

Deciding whether ABA is right for your child is a personal choice that depends on many factors:

Consider ABA If:

  • Your child needs support developing communication, self-care, or safety skills
  • You can find a provider whose approach aligns with your values
  • Your child responds well to structured learning with clear expectations
  • You can be actively involved in your child's therapy

Explore Alternatives If:

  • You cannot find a provider practicing modern, ethical ABA in your area
  • Your child experiences significant distress during ABA despite provider adjustments
  • The philosophical approach doesn't align with your family's values
  • Your child's needs might be better met by other therapies (speech, OT, etc.)

Remember:

  • ABA is not the only option. Speech therapy, occupational therapy, developmental approaches, and other interventions can also help.
  • You can always stop or change providers if something isn't working.
  • Your child's comfort and wellbeing should always come first.
  • Trust your instincts as a parent.

Moving Forward Together

The ABA field continues to evolve, and many practitioners are actively working to incorporate autistic perspectives and address historical harms. As a parent, you play an important role in this evolution by:

  • Asking questions and advocating for your child
  • Choosing providers who practice ethical, modern ABA
  • Staying informed about your child's treatment
  • Listening to autistic voices and perspectives
  • Prioritizing your child's happiness and wellbeing above all else

The goal of any therapy should be to help your child thrive as their authentic self, building skills that improve their quality of life while respecting who they are.

Got questions?

Frequently Asked Questions

Common questions about this topic.

Is ABA therapy harmful to autistic children?

Modern ABA therapy, when practiced ethically, is not harmful and is supported by extensive research showing positive outcomes. However, outdated or poorly implemented ABA practices can be problematic. The key is finding providers who use contemporary, child-centered approaches that respect the child's autonomy and emotional wellbeing.

Why do some autistic adults criticize ABA?

Some autistic adults have shared negative experiences with older ABA methods that focused on eliminating autistic behaviors rather than building skills, used aversive techniques, or prioritized compliance over wellbeing. These valid concerns have led to significant improvements in modern ABA practice, though some individuals remain skeptical of any ABA approach.

How has ABA therapy changed over the years?

ABA has evolved significantly since its origins in the 1960s. Modern ABA emphasizes positive reinforcement only, respects neurodiversity, focuses on functional skills rather than 'normalizing' behavior, incorporates play-based learning, and prioritizes the child's emotional wellbeing and autonomy. Aversive techniques are no longer used by ethical practitioners.

What are the signs of unethical ABA practices?

Red flags include: using punishment or aversives, focusing on eliminating harmless stimming behaviors, ignoring the child's distress, rigid adherence to compliance over connection, no parent involvement, unrealistic promises, and practitioners who dismiss concerns about the child's emotional state.

Should I be concerned about ABA therapy for my child?

Rather than avoiding ABA entirely, focus on finding quality providers who practice modern, ethical ABA. Visit potential providers, ask about their approach to stimming and self-regulation, observe sessions, and trust your instincts. Good ABA should feel supportive and joyful, not stressful or coercive.

Have more questions?Visit our FAQ·ABA Glossary

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