Several meta trends that are currently going on in the water sector, specifically Integrated Water Resources Management and Adaptive Management, require much monitoring and learning. One way to advance such learning is through evaluation. But is evaluation meant for that? And does actual evaluation practice help achieve reflexiveness? Dave Huitema and colleagues discuss theory and emerging practice of climate policy evaluation in Europe in a new article: Huitema, D. et al., The evaluation of climate policy: theory and emerging practice in Europe, in the journal Policy Sciences.