Browsing the Washington National Cathedral's Sunday Forum archives. Listed a few below: follow the links for podcasts/videos of the discussions. The one by James Martin SJ is a good introduction to Ignatian spirituality, which is what I practice :) ....
* Everyday Spirituality the Jesuit Way - James Martin SJ (2011)
* Searching for Truth in Science and Theology - John Polkinghorne (2009)
* The Big Questions for Science and Religion - Keith Ward (2008)
* Faith in the White House: The Next Chapter - Randall Balmer (2008)
* Benedictinism: A Spirituality for the 21st Century - Joan Chittister (2008)