Digital communication and social media have revolutionized our culture, but for some people, they worsen feelings of isolation and depression. Scott Galloway, a professor at New York University's Stern School of Business, specializes in human wellbeing and has learned how to keep perspective amid his own emotional battles. Galloway shares his Brief But Spectacular take on the algebra of happiness. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders