Date published: 1990 Share in Alkin, M. (ed.) Debates on Evaluation. Newbury Park, CA: SAGE. Resource collections Evaluating humanitarian action Monitoring and Evaluation (M&E) Monitoring of humanitarian action Use of evaluation evidence You might also like Short read The Effect of Community-Based Prevention and Care on Ebola Transmission in Sierra Leone 1 April 2016 Research and Studies Long read The timeliness of the US military response to the 2014 Ebola disaster: A critical review 25 July 2016 Research and Studies Short read Assessment of community event–based surveillance for Ebola virus disease, Sierra Leone, 2015 August 2016 Research and Studies Short read The Ebola outbreak, 2013–2016: Old lessons for new epidemics 26 May 2017 Research and Studies