Examines human flourishing, factors linked to happiness, meaning, and sense of purpose in life, and the scientific study of these areas. Also covered are methods to define and measure virtue, positive emotions (joy,gratitude), and positive traits (grit, optimism). Effectiveness of techniques for fostering happiness and life purpose (e.g., via the PERMA model [ Positive emotions, engagement, relatinships, meaning , and achievement]) is also reviewed. 3 Cr.