This document discusses impact measurement and calculating social return on investment (SROI). It provides an example of calculating SROI for a computer literacy program. The SROI indicates the social value created in financial terms. It outlines calculating inputs, outputs, outcomes and impacts. It then shows the yearly social benefits over 5 years discounted at 6% to get a total present value of the social return. The document also briefly mentions McKinsey & Company's 3 steps for designing a learning driven assessment plan and provides appendix links to resources on SROI.