Discusses reasons for the limited behavior-analytic research about anxiety, describes recent developments in the experimental analysis of human behavior that make behavior-analytic study of anxiety more tenable, and examines some applied implications of these recent developments. Explores the term "anxiety" and recommends increased…

Two elementary school students with emotional/behavioral challenges increased task engagement and reduced disruptive behavior when allowed to choose academic tasks. The effects of choice making were distinguished from preference, by yoking a no-choice phase to a previous choice-making condition; the yoked control phase was inferior to the…

Two studies involving three adolescents with severe emotional disturbance/behavior disorders and learning difficulties examined effects of problem difficulty and reinforcer quality upon time allocated to two sets of arithmetic problems. Results have implications for understanding the effects of problem difficulty and reinforcer quality on behavior…