Brian Kisida, Jay P. Greene, and Daniel H. Bowen, writing for the New York Times:
Students who, by lottery, were selected to visit the museum on a field trip demonstrated stronger critical thinking skills, displayed higher levels of social tolerance, exhibited greater historical empathy and developed a taste for art museums and cultural institutions.
Fascinating result.
But, please, don’t tell me how big a difference there is between the experimental group and the control, nor how statistically significant that difference is. Also, please go ahead and publish your paper in a journal that makes me pay $25 to answer those questions for myself.
I can’t believe we’re still doing science this way in 2013.