Darcy D is a VIP (vocology in practice) "Authorized instructor".
Vocology in Practice members are part of a worldwide network of vocal coaches who network and have relationships with industry professionals, medical experts and Vocologists. They hold themselves to a higher standard, educating themselves in current research, vocal methodologies, studying different genres, maintaining their own voices, and learning to benefit you, The Artist!  Their student-centered teaching focuses on their core beliefs in 7 foundations that have been crafted to help a singer achieve the highest level of performance and artist development.

             For more information on the method follow this link


Official DMG Site