Sometimes strategies work because they are just that good, which has been part of what’s helping the Columbia Diversified Fixed Income Allocation ETF ( DIAL ) outperform this year. Marc Zeitoun, CFA, Head of Strategic Beta and COO North American Distribution for Columbia Threadneedle Investments , recently spoke with ETF Trends CIO and Director of Research Dave Nadig about the way the rules and guidelines have been properly established to make for strong success.