The authors of this book address the topic of trans and intersex identities in childhood and young adulthood from an interdisciplinary and multidimensional perspective. The contributions aim to provide educational and psychological professionals with guidance on how to interact with intersex and transgender children and adolescents, helping to better understand their specific needs, interests, and emotional states. Representatives from psychology, sociology, biology, and law inform readers about current transformation processes and research findings in this field. All contributors strive for a nuanced understanding among readers to further promote respectful interactions with intersex and transgender individuals. Contributions by Ulrich Klocke, Emily Laing, Alexander Nass, Eike R.