Source: https://www.youtube.com/watch?v=qfkaod0BcCc
"Published on Mar 19, 2018 by PhilosophyInsights
Walter Edward Williams (born March 31, 1936) is an American economist, commentator, and academic. He is the John M. Olin Distinguished Professor of Economics at George Mason University, as well as a syndicated columnist and author known for his classical liberal and libertarian conservative views."