What Is Rigorous Impact Evaluation? Published February 26, 2011 The Center for Global Development’s Michael Clemens answers that question: Share this: Print (Opens in new window) Print Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email Published in Development, Policy and Social Sciences Previous Post Owen Barder on Aid Transparency Next Post Democracy in the Arab World and Elsewhere