"Mullin is a Tour-de-force"
The Buzz Newsmagazine
"He has a sense of what is universal when it comes to most music students."
"M.J. is the guitarist you want on the bandstand and in the studio; precision, creativity and musicality."
"M.J. is the best teacher I've had the pleasure of studying under. He made me confident in myself and my playing and I look up to him to this day."
Guitarist - Abriosis
"Mullin played to a flawless degree, right to each last plucked harmonic."
The Guardian Newspaper