- Person-Centred Therapy: A Clinical Philosophy
- Eco-Centred Therapy: Revisioning Person-Centred Psychology for a Living World
- The Person-centred Approach: A Contemporary Introduction
- Co-Creative Transactional Analysis: Papers, Responses, Dialogues, and Developments
- Transactional Analysis Approaches to Brief Therapy: What Do You Say Between Saying Hello and Goodbye?














