This episode is a special introduction to Cold Call, another podcast from Harvard Business Review. Host Brian Kenny explores Shield AI’s work with the U.S. government to develop autonomous combat robots. Harvard Business School professor Mitch Weiss and Brandon Tseng, Shield AI’s CGO and co-founder, join Brian to discuss the challenges start-ups face in working with the public sector, and how investing in new ideas can enable entrepreneurs and governments to join forces to solve big problems.