We are facing rapid changes in the global climate, and these changes are attributable to human behavior. Humans produce this global impact through our use of natural resources, multiplied by the vast increase in population seen in the past 50 to 100 years. Our goal in this article is to examine the underlying psychosocial causes of human impact,…

This discussion focuses on elements of children's immediate experience that influence their food preferences. Some evidence suggests that there may be sensitive periods early in life that are critical for the formation of food preferences and aversions. Additionally, the familiarity and the sweetness of foods appear to be important determinants of…

Research findings and theories regarding adolescent contraceptive use are reviewed to propose an alternative framework relying on social learning theory. Environmental context, cognitive influences, and behavior execution constraints are suggested as the foundation for contraceptive behaviors. The behavioral skills teenagers need to use birth…