Joel Goldstein, “the singing dentist,” was song director at HeartLand years ago and wrote many songs about his experience in this work. Check these YouTube Audios.
Peace on Earth In Our Lifetime (this is sung at the close of every intensive)
Joel transitioned from this planet on July 10, 2022
see his obituary https://www.echovita.com/us/obituaries/tn/columbia/joel-goldstein-14948626