BCBA Foundations G.13 | Designing & Evaluating Trial-Based & Free-Operant Procedures

In this episode of Behavioral Intelligence con Mara Sánchez, we break down G.13: Designing and evaluating trial-based and free-operant procedures, a core distinction that directly impacts how behavior is taught, measured, and generalized.These are not just teaching formats—they represent two fundamentally different ways of arranging the environmentto evoke and strengthen behavior. Mastery of both allows clinicians to balance precision with naturalism.At Amethyst Therapy Services Inc. (www.amethysttherapyservices.com), we train clinicians to implement strategically selected teaching arrangements that are efficient, individualized, and defensible under clinical review.🎯 In this episode, you will learn:• The difference between trial-based procedures (e.g., Discrete Trial Training) and free-operant arrangements (e.g., Natural Environment Teaching)• When to prioritize highly structured teaching vs. naturalistic learning opportunities• How to design clear SD → response → consequence sequences in trial-based instruction• How to capture and contrive learning opportunities in free-operant settings• How to evaluate effectiveness using rate, accuracy, latency, and generalization data⚠️ Common Exam Traps:• Assuming one approach is superior in all cases• Using only trial-based procedures → poor generalization• Using only free-operant procedures → slow acquisition for new skills• Failing to define clear contingencies in either format💡 Exam Strategy:Correct answers will ALWAYS include:✔ Alignment between teaching format and learning objective✔ Recognition that trial-based = structured, free-operant = naturalistic✔ Use of data to evaluate and adjust procedures🔥 Clinical Insight:Trial-based procedures (like DTT) are ideal for teaching new, discrete skills with precision and repetition.Free-operant procedures allow behavior to occur continuously in natural contexts, promoting generalization and maintenance.Elite clinicians don’t choose one.They integrate both to build behavior that is accurate and functional in real life.🎧 Learn deeper concepts: Behavioral Intelligence con Mara Sánchez🌐 www.amethysttherapyservices.com📩 [email protected]