While most known for polio vaccine development, Jonas Salk's broader commitments to a sustainable human future were major topics of his later writings on the environment, the economy, global health, the meaning of health, and the human dimension of creating constructive change. The Jonas Salk Symposia, hosted by Pitt Public Health, honor him by bringing together speakers from diverse disciplines to discuss the continuing importance of one such theme each year. Recent, upcoming, and proposed symposia topics include: