Contents: Expert Commentary: The Distinction between Attitudes and Subjective Norms; Motivation in Health Behaviour Research and Practice; Motivating Individuals with Autism with Idiosyncratic Speech: Identifying Reinforcers by Comparing Verbal and Tangible Preference Assessments; The Ying and Yang of Indulgence and Restraint: The Ambivalence Model of Craving; Age Differences and Health Decisions; Age Differences in Preventive Health Decisions; Sex and Motivation: Differences in Evolutionary Psychology-based Motives); Sexual Behavioural Determinants and Risk Perception Related to HIV among College Students; Straub Tail, The Deprivation Effect and Addiction to Aggression; Habituation and Alcohol Reinforcement; Motivation to Consume Alcohol in Rats: The Role of Habituation); Amount and Length of Alcohol Consumption among Black Adolescents as a Function of Racial Discrimination Induced Anger; Link of Alcoholic Tendency to Motivation; Instructional Set and Alcohol Expectancies.