Wiskott-Aldrich Syndrome (WAS) is a rare genetic disorder characterized by a triad of symptoms: immunodeficiency, eczema, and thrombocytopenia. While the biological aspects of this condition are well-documented, the psychological impact it has on individuals and their families is often overlooked. This book aims to bridge that gap by providing a comprehensive guide to psychological support through Cognitive Behavioral Therapy (CBT) for those affected by WAS. As we embark on this journey, it is essential to acknowledge the unique challenges faced by individuals with WAS. Living with a genetic condition can lead to feelings of isolation, anxiety, and uncertainty about the future. These emotional struggles can further exacerbate physical symptoms, creating a cycle that can be difficult to break. Through the application of CBT, we can empower individuals to confront these challenges, develop coping strategies, and improve their overall quality of life. In this book, we will explore various topics, starting with an in-depth understanding of Wiskott-Aldrich Syndrome and its biological underpinnings. We will then delve into the psychological aspects of living with a genetic condition, including trauma, mental health, and coping mechanisms. Each chapter is designed to provide practical insights and therapeutic tools that can be adapted to the unique needs of individuals and families navigating the complexities of WAS. Moreover, this book emphasizes the importance of a personalized therapeutic approach. We recognize that each individual's experience with WAS is distinct, shaped by their background, environment, and personal beliefs. As such, we will discuss strategies for tailoring CBT to meet these diverse needs, fostering resilience, and promoting emotional well-being. We are grateful to the many individuals, families, and healthcare professionals who shared their experiences and insights during the development of this book. Their contributions have enriched our understanding of the emotional landscape surrounding Wiskott-Aldrich Syndrome and have informed our approach to providing psychological support. Our hope is that this book serves as a valuable resource for individuals with WAS, their families, and mental health professionals. By integrating the principles of CBT with a nuanced understanding of the psychological challenges associated with this genetic condition, we can help individuals reclaim their agency, foster emotional resilience, and navigate their unique genetic journeys with confidence and hope. As you read through the chapters, we encourage you to reflect on your experiences and consider how the strategies presented can be applied in your life or the lives of those you support. Together, we can create a more supportive and understanding environment for individuals with Wiskott-Aldrich Syndrome, empowering them to thrive despite the challenges they face. Thank you for embarking on this journey with us.