Nobody can establish who first used the phrase 'evidence-based investing', and no regulator defines it. Robin Powell, who was given the name by Larry Swedroe in 2015 and is sometimes wrongly credited with coining it, sets out what it actually means: four tests of what counts as evidence, borrowed from a medical parallel that hit the same crisis twelve years ago. Including where he goes further than a global tracker, and why he holds that position less firmly than he used to.
Fidelity's active funds built their reputation on Peter Lynch's legendary returns. But 30 years of data reveals zero funds with statistically significant outperformance. Most telling? Fidelity's own $723 billion bet on zero-fee index funds—bigger than its flagship active fund. When Peter Lynch's company stops backing Peter Lynch's strategy, the evidence speaks louder than marketing.
Robin Powell
Oct 25, 20259 min read
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