Understanding religion : selected essays Part I: Orientations Introduction The ethnographer as pontifex Part II: Homage to three pioneers E.B. Tylor and the anthropology of religion Culture in phylogenetic perspective : an appreciation of the contributions of A.I. Hallowell Part III: Beliefs On what we may believe about beliefs Finding Wayú religion On credulity Secondary beliefs and the alien abduction phenomenon Part IV: Studying religion : some conceptual issues Family resemblance and the definition of religion Conceptualizing religion : the matter of boundaries Comparison : some suggestions for improving the inevitable Biology and religion : on establishing a problematic Toward a realistic and relevant science of religion