Moneyball is a term that refers to a revolutionary approach to assembling a competitive baseball team on a budget, popularized by the Oakland Athletics and their general manager, Billy Beane. This strategy emphasizes the use of advanced statistics and data analysis to identify undervalued players, challenging traditional scouting methods. The concept gained widespread recognition through the book Moneyball: The Art of Winning an Unfair Game by Michael Lewis, which details how the Athletics achieved success despite financial constraints. The approach has since influenced various sports and industries, highlighting the power of data-driven decision-making.