David Levien 8/28/18

David Levien, Brian's film making partner and author of 'Signature Kill,' on how grit beats talent in fighting and writing. To learn more about listener data and our privacy practices visit: https://www.audacyinc.com/privacy-policy Learn more about your ad choices. Visit https://podcastchoices.com/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices