Jens Ludwig
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Jonathan Guryan and Jens Ludwig say the idea that poverty keeps adolescents from thriving academically is upended by a Chicago tutoring program that shows it's premature to give up
12.03.2014Médium: CNN.com - Top Stories
Jens Ludwig and Philip Cook say there are several ways that background checks could be used effectively without all gun owners having to register with the government
12.04.2013Médium: CNN.com - Top Stories
