Josh was an Atlanta, GA musician best known for arranging orchestral works for the organ. He died in March 2015, see this Facebook posting:
https://www.facebook.com/352559354879532/posts/we-are-saddened-to-learn-of-the-death-of-our-friend-josh-perschbacher-josh-was-a/602928353175963/ Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.