David did this interview with Mark Judkins Helpsmeet for his program "Song of the Soul" on Northern Spirit Radio. You can hear the full 65-min. interview, an edited 55-min. version, and/or various "Bonus" segments at the link below, including songs from Two of a Kind and Acoustic Blender:
https://www.northernspiritradio.org/song-soul/love-family-harmony-david-heitler-klevans

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