Martin Luther King
He played a significant role to end the legal segregation of African-American citizens in the USA, through non-violent demonstrations and his inspirational speeches.

Wangari Muta Maathai
She encouraged women to plant trees in their local environment to think ecologically, to stop deforestation in African countries.

Malala Yousafzai
She became the voice of many children and women around the world who were forced out of school. She thinks that education is the best way to fight against violence around the world.