There is a foundational crisis in financial theory and professional investment practice: There is little, if any, credible evidence that active investment strategies and traditional institutional quantitative technologies are able to provide superior risk-adjusted, cost-adjusted return over investment relevant horizons.Economic and financial theory has been in error for more than fifty years and is the fundamental cause of the persistent ineffectiveness of professional asset management. Contemporary sociological and economic theory, agent-based modeling, and an appreciation of the social...