Irwin was born on November 28, 1951 in Birmingham, Alabama.
A great musician, a great human being, he was married to Aria Hendricks, one of Jon Hendrick's daughters.
LOS ANGELES-BASED JAZZ HISTORIAN, EDUCATOR AND RECORD PRODUCER. VOTING MEMBER OF NARAS-GRAMMY, JAZZ JOURNALISTS ASSOCIATION AND LOS ANGELES JAZZ SOCIETY. FOUNDER & CEO OF JAZZ STATION RECORDS (JSR), A DIVISION OF JAZZ STATION MARKETING & CONSULTING - LOS ANGELES, CALIFORNIA.