Recently, I wrote a column suggesting that, in the field of social change, we’re getting smarter. I went so far as to say that we may even be going through a new Enlightenment. I mentioned three ways we’re improving — employing new understandings about human behavior to get better results, using evidence more regularly to assess and guide problem-solving, and constructing integratedsolutions to social problems. I also promised to highlight some other advances.

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