Nouriel Roubini is an American economist known for his predictions about economic crises. He gained prominence for forecasting the 2008 financial crisis, which earned him the nickname "Dr. Doom." Roubini is a professor at New York University and has served as an advisor to various international organizations, including the International Monetary Fund. Roubini's research focuses on global macroeconomics, financial markets, and the interplay between economic policies and crises. He is a co-founder of Roubini Global Economics, a firm that provides economic analysis and forecasts. His insights are often sought after by policymakers and financial institutions worldwide.