Grateful Dead drummer Bill Kreutzmann will be on hand at the Cannabis Cup in Denver to discuss his forthcoming memoir Deal: My Three Decades of Drumming, Dreams and Drugs with the Grateful Dead according to High Times. Slated for April 18, Kreutzmann will appear with co-author Benjy Eisen at the Denver Mart for a keynote discussion and a book signing.

Kreutzmann’s memoir will be released May 5 and features 416 pages on his time with the Grateful Dead. Pre-order the book here.