His work includes the development of the five areas approach to communicating CBT, and the application of this transdiagnostic model across low mood, anxiety, eating problems, chronic physical health problems as well as weight loss, alcohol problems and smoking cessation courses.
Together his CBT self-help resources are amongst the most used in the UK and are widely used in many English-speaking countries.
He is also Patron of the charity Triumph over Phobia..
Translations have been made into over languages.
His work includes the development of the five areas approach to communicating CBT, and the application of this transdiagnostic model across low mood, anxiety, eating problems, chronic physical health problems as well as weight loss, alcohol problems and smoking cessation courses.
Together his CBT self-help resources are amongst the most used in the UK and are widely used in many English-speaking countries