Private outcomes and the public interest: a call for more impact evaluations?

The 2015 Year of Evaluation has now come and gone. There were many noteworthy events (more than 80 conferences, workshops, seminars and the like, according to some accounts), most of which focused on the needs in developing countries. Participants included some of the best known from the evaluation community across the public or non-government sectors. However, the interesting question raised in these events was, Where was the private sector?