Read the associated article: http://arevie.ws/groupaffect

Explore how emotional contagion helps maintain group cohesiveness in a professional environment, and how leaders can cultivate positive affect for better results. Sigal Barsade, of the Wharton School at the University of Pennsylvania, and Andrew Knight, of Olin Business School at Washington University, discuss their article "Group Affect," which they co-wrote for the 2015 Annual Review of Organizational Psychology and Organizational Behavior.