Joan C. Williams is Distinguished Professor of Law and Hastings Foundation Chair at the University of California, Hastings College of the Law.

Williams's work includes What Works for Women at Work, coauthored with Rachel Dempsey (New York University Press, 2014); Unbending Gender: Why Family and Work Conflict and What To Do About It (Oxford University Press, 2000); and such widely read reports as "The Three Faces of Work-Family Conflict," coauthored with Heather Boushey. Williams is frequently featured as an expert on social class.

Michael E. Porter is the Bishop William Lawrence University Professor at Harvard Business School. He was named a University Professor by Harvard's president in 2000. Porter is the author of nineteen books, including Competitive Strategy, Competitive Advantage, The Competitive Advantage of Nations, On Competition, and Redefining Health Care, as well as countless articles in both scholarly and nonscholarly publications. He lives in Boston.