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What is evidence-based investing?
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.

Robin Powell
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Why portfolio diversification matters more than ever
With the Magnificent Seven dominating the S&P 500, concentration risk is at historic highs. Here's why portfolio diversification remains your best defence.

Robin Powell
Dec 1, 20258 min read


Is gold a good investment?
As gold soars to record highs in 2025, investors are asking the timeless question — is gold a good investment? History says otherwise. Drawing on 200 years of academic evidence, this article reveals how gold manias form, why even smart people get caught up in them, and why disciplined, diversified investors consistently come out ahead.

Robin Powell
Oct 14, 202517 min read
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