Engages students in understanding, through critical thinking, problem solving, and collaborative projects, how different change models, including social entrepreneurship, can lead to sustainable outcomes. Based on a combination of lectures, exams, group work, exercises, readings, in-class discussion and analysis, and speakers, students develop skills to work collaboratively on a problem-oriented topic and present project to public audience at semester end. Approved for arts and sciences core curriculum: ideals and values. Prerequisites: Restricted to Sustainability by Design Residential Academic Program (PSBD) or Sustainability and Social Innovation Residential Academic Program (PSEE) students only.