TromboneChat

Mr Dickinson is a prolific poster on YouTube and has a wealth of material on his Patreon website (much of it demonstrated at blistering speed).

I’m thinking about becoming a Patreon member.

Does anyone here subscribe to his site?

Do it, Barnaby also teaches/taught on the Jazz course at the Guildhall school of music and drama in London. He has a wealth of knowledge on Jazz harmony related to the trombone and is a fantastic player.
He’s also a good friend and colleague