Start the Week - Revolution: Wael Ghonim, Paul Mason and Mary King

On Start the Week Andrew Marr talks revolution. Wael Ghonim explains how social networks played a vital role in the Arab Spring. His Facebook page,'We Are All Khaled Said', which featured the death of a young Egyptian, inspired a new generation to fight oppression. Mary King, Professor of Peace and Conflict Studies looks back to earlier struggles in eastern Europe, and the journalist Paul Mason explores how far the worldwide economic crisis and growing inequality lie behind the new revolutions.

Producer: Katy Hickman.

Start the Week - Revolution: Wael Ghonim, Paul Mason and Mary King

On Start the Week Andrew Marr talks revolution. Wael Ghonim explains how social networks played a vital role in the Arab Spring. His Facebook page,'We Are All Khaled Said', which featured the death of a young Egyptian, inspired a new generation to fight oppression. Mary King, Professor of Peace and Conflict Studies looks back to earlier struggles in eastern Europe, and the journalist Paul Mason explores how far the worldwide economic crisis and growing inequality lie behind the new revolutions.

Producer: Katy Hickman.

More or Less: Behind the Stats - Sizing up cities

Which are the world?s biggest cities, and what are their populations? Two simple questions that we discover are surprisingly difficult to answer. Plus, has the world got heavier or lighter since the industrial revolution? It?s a question posed by a More or Less listener that got us wondering, too. Dr Chris Smith, part of a group of Cambridge University researchers, known as the Naked Scientists, reckons he?s worked out the answer. This programme was originally broadcast on the BBC World Service.

Motley Fool Money - Motley Fool Money: 01.27.2012

The GDP grows at a 2.8% clip for the 4th quarter. President Obama announces new energy initiatives.  Apple reports huge earnings. And JC Penney undergoes a big makeover.   Our analysts discuss those stories and share a few stocks on their radar.  Plus, we talk with Alex Goldfayn, author of Evangelist Marketing: What Apple, Amazon, and Netflix Understand About Their Customers (That Your Company Probably Doesn't).

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