This document provides an overview of the first class in the APS 1015: Social Entrepreneurship course. It introduces key concepts like definitions of social entrepreneurship and what motivates social entrepreneurs. Specifically, it discusses how social entrepreneurs are motivated to create social value in addition to financial value. They are inspired to solve social and environmental problems through entrepreneurial means, often due to a transformative experience that compelled them to take action. The class covered distinguishing social enterprises from regular businesses and non-profits through their goals and operations.