Remember Dr. Doom? The Wall Street Journal (subscription) does. It tracked him down. And found him happy.

Nouriel Roubini continues to delight in the celebrity status he achieved as a rare voice warning of a housing market collapse before the 2008 financial meltdown.

He wrote a well-received book, titled “Crisis Economics.” He has been in high demand on the lecture circuit. And he has amassed nearly 450,000 Twitter followers; a total, he says, that is second only to Paul Krugman among economists.

“Every day, someone on the street stops and says, ‘Can I take a picture with you?’” the 60-year old said in a recent interview.

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