Mason Hutchison August 20, 2018 Heather Irvine: Yin, Feminine, Important? What, even, is it? | 82 Mason Hutchison August 20, 2018 Listen in as Heather Irvine expounds upon the principles of yin. I really enjoyed this one and hope y'all do as well! Visit Heather online at GivingTreeBotanicals.com. Thanks for listening!