This meta-analytic review investigated interventions for transition-age youth diagnosed with autism, intellectual disability, or extensive support needs. Nineteen group design studies with 215 effect sizes met inclusion criteria. A robust variance estimation procedure that accounts for the clustering effect sizes within studies was used to…

The importance of accurate identification and high-quality intervention for individuals with autism spectrum disorder (ASD) is indisputable. Clinicians from multiple professions need adequate knowledge of ASD to make appropriate referrals to specialists, conduct thorough evaluations, and provide effective interventions. ASD knowledge development…