PT - JOURNAL ARTICLE AU - John C. Bogle TI - The Road Not Taken AID - 10.3905/jpm.2017.44.1.083 DP - 2017 Oct 31 TA - The Journal of Portfolio Management PG - 83--90 VI - 44 IP - 1 4099 - https://pm-research.com/content/44/1/83.short 4100 - https://pm-research.com/content/44/1/83.full AB - The index fund revolution has changed the rules of the game for active mutual fund managers. This article offers a range of optimal business strategies for active managers—including management companies owned by financial conglomerates—who are competing in this new environment. The author then contrasts these business strategies for mutual fund managers with optimal fiduciary strategies for mutual fund directors, who are responsible for placing the interests of fund shareholders first.TOPICS: Mutual fund performance, manager selection