Vanguard, VFINX. Keep it simple stupid.<p>Study after study has shown how atrocious human beings are at actively managing an investment strategy. You can, literally, count on two hands the number of people who have consistently beaten the S&amp;P 500 over a period longer than 20 years (which is the time span that matters when you&#x27;re trying to beat it). Why would anyone think they were one of them?