It was my good luck - and the world's - that Alan Rusbridger was the Guardian's editor when powerful governments tried to prevent the paper from revealing that they had deceived and disempowered their citizens. Alan is a fearless defender of the public interest who has had a singular career in journalism. His book is an urgent reminder that there is still a place for real journalism - indeed, our democracies depend on it EDWARD SNOWDEN sakriti opis