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This compilation comprises six chapters, each detailing a recent advancement in psychology research. Chapter One presents theoretical and empirical arguments in support of the existence of a defense system against pathogens called the Behavioral Immune System, which the authors argue complements the biological immune system and is characterized by cognitive, emotional, motivational, and social aspects. Chapter Two explains how mental disorders impact executive functioning, and how future therapies can focus on eliminating this dysfunction in mental disorders. Chapter Three examines some of the factors that contribute to women's perceptions of sexual harassment, including their decisions about whether to report such harassment, which remains one of the least reported social problems. Chapter Four concerns the impact of elevated lipid levels on executive function and sustained attention. Chapter Five explores the question of whether elevated use of social networking sites leads to problems like depression. Finally, Chapter Six deals with the development of body image in young adults, including factors like the quality of one's relationship with one's body, the influence of other people on body image, and mass media as conveyors of beauty ideals.