Photo Gallery: The Limits of Free Speech 11/08/2019
 Last month, activists in Hamburg sought to stop Bernd Lucke, a professor of...
Markus Scholz / DPA

Last month, activists in Hamburg sought to stop Bernd Lucke, a professor of economics, from conducting a lecture. Lucke is one of the founders of the right-wing populist Alternative for Germany (AfD) party. He left the party before it lurched toward the far right, but he remains a controversial figure.