We all know from the Bible about Augustus and Tiberius ruling at the time of Jesus Christ. We are also familiar with Caligula and Claudius and Nero.

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 Thrax, the seven-foot giant? Or Elegalabus, the sun-worshipping transgender Emperor?

He who took the poisoned chalice of the Imperial purple was feared and respected. They were no ordinary rulers. They were ambitious, cunning, ruthless and cruel. Fear was their watchword and raw power, through the dangerous Praetorian Guard or the legendary Legions, their enforcers. Few died peacefully in bed, some honourably in battle, most darkly murdered by rivals, or, often, by members of their own family.

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 insightful compendium is essential reading for everyone interested in the history of Rome.