Cathy Sparkes has been a champion for high quality supervision for many years, encompassing her working life as a speech and language therapist, personal construct psychology (PCP) counsellor and supervisor.

Sam Simpson, an independent speech and language therapist, person-centred counsellor, supervisor and trainer, plays an active role in teaching about supervision, promoting pro-supervision cultures and developing robust, quality supervision practices across the UK public and independent sectors.

Deborah Harding is a speech and language therapist by profession. She is Professor of Learning and Innovation for Practice at City St George's, University of London and has advisory roles with the National Health Service in England.