Jonathan Skinner, a nationally recognized health-care economist, spoke Nov. 4 at Clemson University on the U.S. health care system and keeping it affordable without stifling economic growth.Skinner, a Dartmouth professor of economics, spoke at Clemson as part of The Big Ideas about Information Lecture Series, sponsored by the Information Economy Project. The Nov. 4 event, was from 5:30-7 p.m. in 301 Kinard Hall, and was free and open to the public.