Design Impact and Effectiveness RESOURCESIMPACT AND EFFECTIVENESSIMPACT AND EFFECTIVENESS: DESIGN Good design is the starting point for an effective intervention. Problem analysis guide (PDF 356 KB) How to carry out a rich and deep analysis of the situation Theory of change guide (PDF 120 KB) How to determine the ultimate goal of your intervention and the best steps to get there Share on Facebook Share on Twitter Share by Email Print Share on Facebook Share on Twitter Share by Email Print