Paul Krugman is an American economist and professor who received the 2008 Nobel Prize in Economics for his contributions to New Trade Theory.

His ability to explain patterns of international trade, finance and wealth make him one of the most widely-cited economists in the world today. 

A lifelong academic, Paul Krugman has written 20 books and has published over 200 scholarly articles. His column in the New York Times newspaper on political and economic topics has a worldwide following.

According to the Economist, his interest in the field began as a young boy through science fiction stories and imagining the future. Today, he is a self-proclaimed liberal and continues to advise world leaders and business experts while writing extensively for a broader public audience.

This episode of One on One can be seen on Saturday, January 22, at 0430GMT. Repeats can be seen on Sunday at 0830GMT and 1930GMT and on Monday at 1430GMT.

Source: Al Jazeera