Cognitive Behavioural Therapy (CBT) is the treatment of choice for most mental health problems. Each different problem is usually treated by a different model of CBT. Yet evidence tells us that the same processes are responsible for long term distress in us all. This handy manual draws on evidence and theory to provide the key principles to aid change and recovery.

The transdiagnostic approach is supported by a wealth of evidence that processes such as worry, emotion suppression, self-criticism and avoidance maintain distress across psychological disorders. Perceptual Control...

Many current approaches to the treatment of psychological problems focus on specific disorders and techniques that are purported to be effective and distinct. Recent advances in knowledge and theory, however, have called into question this approach. The conceptual framework of transdiagnostic, rather than disorder specific, processes is gaining traction. Alongside this has been the call to focus on evidence-based principles rather than evidence-based practices and techniques. The rationale behind this is that many apparently unique and innovative practices are usually the reflection of...