The Two Sources of Morality and Religion

Henri Bergson (1859–1941), winner of the 1927 Nobel Prize in Literature, was a renowned philosopher whose concept of creative evolution continues to dominate a large area of modern thought. In The Two Sources of Morality and Religion, Bergson inquires into the nature of moral obligation and into the place and purpose of religion.

R. Ashley Audra was a British translator best known for translating French philosophical works, most notably Henri Bergson's The Two Sources of Morality and Religion.

Cloudesley Brereton (1863–1937) was a British educationalist and writer with a particular interest in the teaching of modern languages. He was also a literary translator from French.

W. Horsfall Carter (1900–1976) was a British journalist and European civil servant. He wrote and lectured on international affairs, and translated into English from French, German and Spanish.