Ready to create a customized team of global experts? Harnessing the power of AI, companies can build on-demand teams and rethink their approach to collaboration. In this edition of Author Talks, McKinsey Global Publishing’s Mike Borruso chats with Melissa Valentine, associate professor of management science and engineering, about Flash Teams: Leading the Future of AI-Enhanced, On-Demand Work (MIT Press, October 2025), coauthored with Michael S. Bernstein. Valentine shares how flash teams can optimize team assembly and workflow to provide a new managerial superpower for business leaders. This approach transforms traditional team structures, enables more data-driven decision-making, and drives better project outcomes. An edited version of the conversation follows.