Complex sentence: Lui has worked with the Aspen Institute for several years, speaking at its annual, CSPAN broadcast symposium on the "State of Race in America," and led Institute conversations at the State Department on foreign affairs in U.S. journalism.
Split into simpler sentences: Lui has worked with the Aspen Institute for several years, speaking at its annual, C-SPAN broadcast symposium on the "State of Race in America". He also led Aspen Institute conversations at the State Department on foreign affairs in U.S. journalism.