Christine Wilding:
Christine Wilding's books on CBT have sold over 50,000 copies. She holds a postgraduate diploma in CBT from the University of London, is an accredited member of the British Association of Counselling, is a member of the steering committee set up to develop guidelines for the treatment of depression within the NHS, and is in-demand as a leader of CBT-based training courses.

Stephanie Fitzgerald:
Dr Stephanie Fitzgerald is a Clinical Psychologist and accredited CBT therapist who specialises in the treatment of anxiety disorders, particularly obsessive-compulsive disorder (OCD). She has extensive experience of using evidence-based psychology, including CBT, to work with sufferers and their families, and also trains other health professionals to use these therapies effectively.