Russian Journalist and Author - Mikhail Zygar
How firm is Vladimir Putin’s grip on power?
Stephen Sackur speaks to journalist Mikhail Zygar, who has written a book about the powerful groups of people around Russia’s president Vladimir Putin and their influence on decision making. President Putin has been criticised in the West as a ruthless authoritarian ruler determined to revive imperialist ambitions. But is it a mistake to invest him with such transformative power and strategic vision?