NPR's Marketplace has had a feature this past week where they have talked to economists about some lighter topics. A couple might be interesting to principles students, particularly Justin Wolfers talking about the opportunity costs of exercise and Betsey Stevenson talking about searching for a mate. Friday's segment with Paul Kedrosky is a good example of how economists think (and how we can't really turn off that mode of thinking, even when we're doing pretty mundane stuff).
By now, you may have heard about the biology professor at Louisiana State (Baton Rouge) who was removed from teaching an intro course where "more than 90 percent of the students... were failing or had dropped the class." The majority of the comments on the Inside Higher Ed story about it are supportive of the professor, particularly given that it seems like the administration did not even talk to her about the situation before acting. I tend to fall in the "there's got to be more to the story so I'll reserve judgment" camp but the story definitely struck a nerve with me, partly because I recently spent 30 minutes "debating" with a student about whether the last midterm was "too hard" and the whole conversation was super-frustrating. To give some background: I give three midterms and a cumulative final, plus have clicker points and Aplia assignments that make up about 20% of the final grade. I do not curve individual exams but will cu
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