Why wait for politicians to oust foreign tyrants? Every one of us can do our bit | Jonathan Freedland

Governments bomb despots, or do nothing. It is time to explore the alternatives. And that's where you come in ... They may call it political science, but it's rarely like that. Politics tends to be messy, rather than exact.

Yet under way in the Arab world is what might be described as an uncontrolled experiment, testing what has emerged as one of the defining questions of 21st-century