William Black Creighton was a Canadian minister, editor, social reformer, and pacifist.
"Under his pen, the Guardian moved into the vanguard of the prewar progressive peace movement".
[1] When his publication became The New Outlook in 1925 he remained as editor until 1937.
[1] Creighton's role in the Canadian peace movement has been compared to that of his American counterpart, Charles Clayton Morrison, editor of The Christian Century".
[1] Also, he is considered "responsible for shaping the attitudes of a generation of Canadians on the issues of war and peace".