The book came out in January of this year.
Yes, that's why there is a gap in his recordings. He spent 5 years in prison.
He talks about in the late 40s while in Dizzy's band snorting heroin with Coltrane. Coltrane over dosed and Jimmy revived him. But they both kept using heroin. One fact he did clear up was, Dizzy was clean. He didn't didn't use heroin and would fire anyone in the band if he found out.