Explores the ways in which energy efficiency is enabled by innovations in technology, business models, and public initiatives, and its potential to create societal, economic and carbon benefits. Supported by guest interviews with government and industry efficiency leaders, students critically examine current practice methods and issues. Develops skills in areas such as building energy analysis, economic resource planning, energy information and behavioral analysis, and business/program strategy development and evaluation. Assignments challenge students to discover, analyze, and articulate strategic approaches to scaling transformative ideas. Students taking graduate version complete additional assignments. Limited to 25.