Siku is an artist, author, theologian and musician, and one of Britain's leading comic book/concept artists, having created the bestselling The Manga Bible and worked for 2000AD as artist on titles such as Judge Dredd and Slaine. He has also worked for Marvel UK and COM X, and developed video games as Visuals Director, winning an IGN award for innovation. He has appeared on several national TV shows in the UK, from The Big Breakfast to Songs of Praise, and on radio, Sunday Worship, presenting Daily Service, and writing the 2017 Easter opera At the Foot of the Cross, all on BBC Radio 4. He has twice been runner-up in the Sermon of the Year contest and has been a nominee for the Jerusalem Trust's Award for Innovation.