Jack Marr, associate professor of management, held a lecture and discussion on “Chimerica: Impending Divorce or Brighter Days Ahead?” at the Foreign Policy Association Great Decision series held at the community library in Ketchum on Feb. 5. The talk covered recent tensions in trade, technology, politics and security between the U.S. and China, took a look at the underlying causes, strategies, perceptions and misperceptions, and discussed possible solutions.