John Rekenthaler, retiring after 36 years at Morningstar, reflects on his influential career as a mutual fund analyst and vice president of research. He shares insights on the evolution of fund management, from high-cost load funds to the rise of low-cost index options. Rekenthaler discusses the importance of adaptability in both retirement and investing, and he examines safe withdrawal rates, including the implications of the 4% rule. The conversation explores the shifting relationship between analysts and portfolio managers in the financial sector.