Expert opinions

Expert Opinions on topic areas can be a useful way of keeping up-to-date. To this end, a few of our Expert Opinions are being revised and new ones developed. If you would like to suggest an expert opinon on a particular topic, then please email your suggestion to

Expert opinion
An overview of the area - what do we mean by impact evaluation? Impact evaluation is associated with jargon and acronyms, RCTs, counterfactuals, SROI and so on, that can make...