The document summarizes the Product Stewardship Institute (PSI), a non-profit organization based in Boston that promotes product stewardship principles. PSI has over 150 members across government, corporations, and academia. It provides research, projects, and capacity building to facilitate consensus around extended producer responsibility laws. The document highlights several issues like excess paint waste and medical sharps disposal, and how PSI worked with stakeholders to develop legislative solutions for these problems in various states based on producer responsibility principles.