This handbook provides comprehensive coverage of applied behavioral analysis (ABA). It examines the history and training methods of ABA as well as related ethical and legal issues. The handbook discusses various aspects of reinforcement, including social reinforcers, tangible reinforcers, automatic reinforcement, thinning reinforcers, behavioral momentum, and DRO. Chapters address basic training strategies, such as prompts and fadings, stimulus fading, stimulus pairing, go/no go and matching to sample, modeling, conditional discrimination. In addition, the handbook provides insights into auditory/visual discrimination, instructional feedback, generalization, error correction procedures, tact and mand training, picture cues, and response interruption.Featured areas of coverage include: