Augustus and Tiberius; Caligula, Claudius and Nero – we can all name a Roman emperor or two.

But what about the philosopher Marcus Aurelius musing in his favourite villa on the Danube in Austria?

How about the wretched Valerian, used as a mounting block for the King of Persia before being flayed alive?

Or Elagabalus, the sun-worshipping transgender emperor?

He who took the poisoned chalice of the Imperial purple was feared and respected. But these were no ordinary rulers. Ambitious, cunning, ruthless and cruel, fear was their watchword and raw power, through the dangerous Praetorian Guard and the legendary legions, their enforcer. Few died peacefully in bed.

Rome and her emperors were anything but 'little', but The Little Book of Roman Emperors packs them all in with a punch – discover both the key players and lesser-known figures behind one of the greatest empires ever known. Full of fascinating insights, this compendium is essential reading for everyone interested in the history of Rome.