U-M engineers are working on a device to measure baseball swings; Zombies invade U-M campus; Nearly half of all parents are giving kids medication they shouldn’t consume; Can money buy you happiness? Relationship study finds link between depression and unsupportive spouses; U-M volunteers blitz Belle Isle; Would you exercise more for cheaper insurance?

Video: What are the essentials of a happy, satisfying life? What choices can help you build a life with meaning? As U-M launches its “What Makes Life Worth Living” theme semester, psychology professor Christopher Peterson has some deceptively simple — but not necessarily easy — answers.

Video: What are the connections between happiness, creativity and resilience? How do you overcome obstacles to build a satisfying life? U-M psychology professor Christopher Peterson has some deceptively simple — but not necessarily easy — answers.