The Concept of Conversion in the Light of Some Concepts of Faith

The paper is devoted to an analysis of the concept conversion in relation various concepts faith distinguished by Robert Audi. first part presents William James’ conversion, biblical roots as epistrephō and metanoeō analyses social sciences. second notions proposed works Finally, third part, I analyse how can be understood main identified Audi; also relate scientific revolution characterised Thomas Kuhn’s theory development science.