Cosma Shalizi picks apart and draws deeper lessons from the narcissism in pop-music lyrics paper here. I previously blogged it here and here.
Andrew Gelman discusses a paper by James Fowler, Nicholas Christakis, Bruno Frey, and Jan-Emmanuel De Neve. Fowler responds in the comments.
Lots of debate over the predictive validity of the GRE over at OrgTheory.
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