A Wonderful Article here by Henry Yates that came across my feed a long time ago, the Link takes you to the article.
Myself, I started to follow Derek when he was 16. On my Youtube channel there is a Video of him, Derek & The Dominators 13 yr Old with Older classic Rockers Playing Layla and he just Smokes it. Hope you enjoy this article from back in 2015 by Henry Yates @ MusicRadar
This Link here takes you to the Henry Yates Article on Derek Trucks