Simply Scottish Podcast interviewed Diana Gabaldon prior to the start of the Outlander Retreat in Seattle, Washington on June 7th. The interview begins at 5:40 and Diana discusses the Retreat, the community of fans, the setting of the books, researching the history of Scotland, the second Outlandish Companion, Gaelic. Skip ahead to 20:20 to hear the second half which goes into the Starz series, her favorite place in Scotland, and her ending the series.
Thanks to Outlander Podcast for the heads up! (who are also mentioned in the pod)
Source: Simply Scottish