Mark Wheeller's plays have been consistently set for Edexcel GCSE Drama examinations since 2003, making him, together with Alan Ayckbourn and John Godber, one of the most studied contemporary playwrights. Hard to Swallow, Missing Dan Nolan, and Too Much Punch For Judy are among his works. His production about human trafficking, One Million To End The Traffik, won the All England Theatre Festival. Wheeller has a long history with Edexcel, serving as an Assistant Principal Examiner and co-author of Edexcel GCSE Drama: Teaching Handbook (2009). He has vast experience working in schools, both as a teacher and as a teacher-trainer.