World History Hero or Villain? Mini-Poster Set I - Set of 10History tends to judge historical figures in extremes: Genghis Khan was a barbarian! Martin Luther was a religious hero! As teachers, it's tempting at times to present the world as black and white to our students: good or evil, friend or foe, hero or villain. Use this series to encourage students to take off the rose colored glasses and see beyond the established historical narratives, into the real world of gray. Take your students across continents