Check out these sites to find GIS related podcasts that you can download for your iPod. Find interviews about field of Geographic Information Systems.

Directions Magazine Podcasts
Weekly podcasts discussing issues and trends in GIS as well as industry news.  A new podcast is produced every Tuesday.

Farallon Podcasts
Join Farallon for their roundtable discussion and commentary on the latest trends and interesting applications in the GIS and Spatial Information Management Industry.

Very Spatial Podcasts
GIS related podcasts on topics ranging from GIS Day to web mapping to remote sensing.

A Conversation with Tim O’Reilly
Podcast featuring an interview with Jack Dangermond, founder and president of ESRI, a maker of GIS software.