In classical Greece, "speaking truth to power" was known as parrhesia. The tactic is similar to satyagraha which Mahatma Gandhi used in seeking independence from British India. Historian Clayborne Carson attributes the popularizing of the phrase in America to civil rights organizer and peace activist Bayard Rustin, reporting that he adapted it in the early 1940s from a saying of the Prophet Muhammad: " Speak Truth to Power: a Quaker Search for an Alternative to Violence, published in 1955. In 1970, Albert O. Hirschman wrote that subordinates have three options: Exit, Voice, and Loyalty. However, according to Michel Foucault, only the courageous may pursue the truth-to-power course, as they risk losing their friends their liberty, even their lives. Noam Chomsky is dismissive of "speaking truth to power". He asserts: "power knows the truth already, and is busy concealing it". It is the oppressed who need to hear the truth, not the oppressors.
The reverend Nick Mercer, an assistant chaplain at Sherborne School, believes that Human Rights and morality should be taught in all schools. Mercer, who gave evidence on mistreatment of detainees in Iraq, once served as a military lawyer. According to Vaclav Havel, politics should not be ignored because it attracts bad people. It follows that politics requires people of exceptional purity, higher sensitivity, taste, tact and responsibility. ‘Those who say that politics is disreputable help make it so… Those who claim that politics is a dirty business are lying to us.' Michel Foucault spoke and wrote about and by examining how "technologies of power and knowledge have, since antiquity, intertwined and developed in concrete and historical frameworks". Paulo Freire in his seminal work Pedagogy of the Oppressed explains how "oppression has been justified and how it is reproduced through a mutual process between the "oppressor" and the "oppressed". Freire admits that the powerless in society can be frightened of freedom. He writes, "Freedom is acquired by conquest, not by gift. It must be pursued constantly and responsibly. Freedom is not an ideal located outside of man; nor is it an idea which becomes myth. It is rather the indispensable condition for the quest for human completion". According to Freire, freedom will be the result of praxis—informed action—when a balance between theory and practice is achieved".
The story of Sophie Scholl and the White Rose non-violent, intellectual resistance group in the Third Reich has been filmed four times, including Die Weiße Rose, and . Richard Attenborough's film Gandhi was a worldwide success, despite one Hollywood mogul's opinion that the central character was a "little brown man in a sheet whom nobody wants to see." More recent films exemplifying speaking truth to power include the biopic Snowden, about the whistleblowerEdward Snowden, and Official Secrets, about the story of Katharine Gun.
Television
The phrase "truth to power" is often used in the HBO seriesThe Wire. For example, for a reality check, politician Tommy Carcetti frequently asks his trusted advisor Norman Wilson to speak "truth to power".