Stephen has a hugely popular YouTube channel, MusicTheoryGuy, which teaches Music Theory to aspiring musicians. His videos can be found embedded into a number of leading websites and are recommended by newspapers, online musician resource guides, printed GCSE guides and classroom teachers from across the globe. His most unexpected “thank you” was from a rehabilitation course at a prison on the Caribbean island of Saint Kitts.

As of October 2021, Stephen’s YouTube channel had a subscriber count of more than 96,000 making his channel one of the most subscribed teacher channels in the UK. A realtime count of subscribers can be found on SocialBlade.


All of Stephen’s Music Theory videos are available on YouTube under his alter-ego MusicTheoryGuy


A finalist in the 2014 Music Teacher of the Year awards, brings together all of Stephen’s YouTube videos and presents them in a handy grade/study order.