Héctor Abad Gómez

Héctor Abad Gómez (1921 – August 25, 1987) was a Colombian medical doctor, university professor, and human rights leader who founded the Colombian National School of Public Health. He developed practical public health programs for the poor in Medellín.

Abad is known for saying "the murderers don't know how to do: to use words to express the truth – a truth that will last longer than their lie." Provided by Wikipedia