Those who believed themselves to be skilled stock pickers, able to identify investment opportunities that the other participants in the market had not seen, often despised index funds. One such firm modified the classic Uncle Sam recruiting poster so that the caption read "Indexing is un-American." Soon a copy of the poster was "nailed behind [the] trading-room doors of practically every money manager in the country, replacing Marilyn Monroe" (Fouse interview).

Donald MacKenzie, An Engine, Not a Camera, loc. 379