The real life exploits of Leonidas of Sparta and his 300 warriors at Thermoplyae have given rise to the myth of the Spartan superhero – the supremely disciplined man of few words who had a body of steel, could endure any hardship and would fight to his last breath. Such men really did exist and chief among them was Leonidas, the Spartan king who defied the might of Persia, saving Greece from annihilation. In this week’s Biographics we discover the real life Leonidas.