International Journal of Existential Positive Psychology The Role of Hardiness and Religiosity in Depression and Anger Salvatore Maddi PDF article download available to INPM Regular Members only. Login or Join now or purchase this article here Published January 1, 2007 Issue Vol 1 No 1 (2004): Existential Psychology for the 21st Century Section Meaning Conference Proceedings © 2007, The International Society for Existential Psychology and Psychotherapy, a division of the International Network on Personal Meaning. All rights reserved.