This volume consists of 17 chapters, commencing with an overview of Cognitive Behaviour Therapy (CBT) and its various methodologies. It delves into a wide range of CBT strategies, such as Emotion-Focused CBT, Acceptance and Commitment Therapy, Mindfulness-Based Cognitive Therapy, Rational Emotive Behaviour Therapy, along with Cognitive Behavioural Family Interventions, Behavioural Activation Therapy, Cognitive Coping Therapy, Stress Inoculation Training, Dialectical Behaviour Therapy, and Compassion-Focused Therapy. Each chapter is specifically designed to cater to different clinical groups, including individuals grappling with anxiety, depression, conduct disorders, obsessive-compulsive disorder (OCD), substance abuse problems, and irritable bowel syndrome. Notably, it pays particular attention to the unique requirements of Transgender and Gender-Diverse Adults. The text highlights the necessity of tailoring CBT techniques to fit the cultural contexts and distinct challenges faced by individuals. Moreover, it encompasses a broad age spectrum, featuring chapters that focus on the needs of children, teenagers, and adults alike. This extensive approach guarantees that the multifaceted dimensions of CBT are thoroughly represented and relevant across various populations.