John leads a busy double-life as an artist and an educator. He has performed with artists as diverse as Billy Cobham (Miles Davis), Alex Acuña, John Williams, Frank Gambale (Chick Corea), Paco Peña, Biréli Lagrène, Stochelo Rosenberg, Angelo Debarre, Paulus Schäfer, Mozes Rosenberg, Mike Clark and Bill Summers (The Headhunters), Carl Verheyen (Supertramp), Ralph Salmins, Paul Elliott, Keith Carlock and Laurence Cottle. John has toured the world with both Carl Palmer (ELP) and John Jorgenson (Elton John/ Hellecasters) and he is a regular contributor to Guitar Techniques UK, along with contributing numerous lessons for Guitarist UK, Guitar Part (France) and Guitar World (USA).