‘Dr. Doom’ and the Rise of Cult-of-Personality Funds

Time will tell how these strategies fare

Nouriel Roubini, chief executive officer of Roubini Macro Associates Inc.

Photographer: Christopher Pike/Bloomberg

Welcome to ETF IQ, a weekly newsletter dedicated to the $12 trillion global ETF industry. I'm Bloomberg News reporter and anchorKatie Greifeld.

The $9.4 trillion US ETF arena is attracting star power.