Preface. Introduction. Leaving religions: an inventory of some elementary concepts (J. Simpson). Falling from the new faiths: toward an integrated model of religious affiliation/disaffiliation (D. Bromley). Organized humanism in Canada: an expression of secular reaffiliation (J. McTaggart). Defection, disengagement and dissent: the dynamics of religious change in the United States (W.C. Roof, S. Landres). Patterns of religious separation and adherence in contemporary Australia (T. Lovat). Atheism, religion, and indifference in the two parts of Germany: before and after 1989 (J. Henkys, F. Schweitzer). Leaving the distant church: the Danish experience (H. Iverson). The changing face of the British churches: 1975-1995 (L.J. Francis). Culture-specific factors which cause Jews in Israel to abandon religious practice (M. Bar-Lev et al.). Disaffiliation: the experience of Haredi Jews (W. Shaffir).