The controversy over whether Critical Race Theory is being taught to kids has turned history classes into the front line in the culture wars. While CRT seemingly came out of nowhere to become one of the most divisive issues in America -- one that is deciding the outcome of elections -- battles over history curricula are nothing new. Historian Eric Foner, who has written some of the most important books on the history of racism in the U.S., discusses why the CRT controversy could thwart the necessary teaching of uncomfortable subjects. Long before there was CRT, there was the Dunning School. Listen to learn why it remains relevant in 2021.