HeartMath by David Van Nuys | Jul 12, 2014 | Magazine A David Van Nuys Interview With Rollin McCraty Ph.D. Subscribers Download Article: HeartMath Not a subscriber? Get your copy here… Share this:FacebookPinterestTwitterLinkedInGoogleMorePrintRedditTumblrPocketEmail Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.