Treatments That Work™

Treatments That WorkTM – evidence-based CBT programs

Gold-standard treatment manuals from Oxford University Press, available through your membership.

World-leading CBT programs – proudly licensed from OUP

Psychology Tools is proud to license 45 titles from Oxford University Press’s prestigious Treatments That WorkTM and Programs That Work series. These are among the most trusted, rigorously tested cognitive behavioral therapy (CBT) programs available today.

The collection includes bestselling and widely used protocols such as:

  • The Unified Protocol for Transdiagnostic Treatment of Emotional Disorders

  • Panic Control Treatment

  • Prolonged Exposure for PTSD

  • Insomnia

  • Eating Disorders

  • Exposure and Response Prevention for OCD

  • Social Anxiety and Phobia Programs

  • Sexual Dysfunction

  • Substance Misuse

  • Effective Weight Loss

  • Trichotillomania

  • LGBTQ-affirmative CBT

  • Evidence-based programs for children and adolescents

Each program is written by leading experts and has been evaluated through clinical trials, ensuring clinical rigor and reliability.

Therapist Guides and Client Workbooks

Every program includes two companion volumes designed to work together:

Therapist Guides

Comprehensive manuals that include:

  • Session agendas and step-by-step protocols

  • Scripts, metaphors, and sample dialogues

  • Troubleshooting guidance

  • Clear clinical rationales

  • Implementation advice based on research

Client Workbooks

Written in accessible, client-friendly language, these workbooks include:

  • Psychoeducation

  • Worksheets and interactive exercises

  • In-session activities

  • Between-session homework

  • Practical examples to enhance engagement

Convenient PDF downloads, chapter-by-chapter

All TTW Therapist Guides and Workbooks are available as PDF downloads, provided chapter-by-chapter for easy navigation and practical session use.

Licensed to share with your clients

Members subscribed to our ‘Complete’ plan receive a licence allowing them to legally share TTW client workbook chapters with their own clients.

This means:

  • No messy photocopies

  • No copyright ambiguity

  • No compliance concerns

  • High-quality, professional materials every time

Your licence remains active for as long as your subscription does.

Why Treatments That WorkTM is trusted worldwide

Built on decades of research

Each TTW program has been tested in rigorous clinical trials and reviewed by a prestigious scientific advisory board, led by David H. Barlow, a foundational figure in CBT.

Highest standards of evidence

Each Treatments That WorkTM title is either the protocol used in a randomised controlled trial or a programme derived directly from a rigorously researched intervention. Every title undergoes careful scientific review to ensure it reflects current evidence and established best practice.

Structured, session-ready content

Therapists save time and improve treatment fidelity with fully developed protocols and worksheets.

Keeps clients engaged and motivated

The client workbooks are designed to support learning, reinforce skills, and promote adherence.

How TTW supports effective therapy

The TTW collection provides clinicians with:

  • Interventions tested in RCTs.

  • Clear clinical protocols that improve confidence and consistency.

  • Client materials that strengthen understanding and follow-through.

  • Structured guidance ideal for complex or comorbid presentations.

  • Programs suitable for adults, adolescents, and children.

This extensive library helps clinicians deliver high-quality, evidence-informed care across a wide range of mental health difficulties.

How Treatments That WorkTM supports effective therapy

The TTW collection provides clinicians with:

  • Interventions tested in RCTs.

  • Clear clinical protocols that improve confidence and consistency.

  • Client materials that strengthen understanding and follow-through.

  • Structured guidance ideal for complex or comorbid presentations.

  • Programs suitable for adults, adolescents, and children.

This extensive library helps clinicians deliver high-quality, evidence-informed care across a wide range of mental health difficulties.

Explore the Treatments That WorkTM collection

Access 45 leading CBT programs – including the Unified Protocol – with downloadable, chapter-by-chapter Therapist Guides and Workbooks.