The authors expand this new edition with detailed case examples and innovative approaches such as upstream prevention strategies, usable handouts, and internet resources to effectively work with youth facing a suicidal crisis as well as students, families, and school staff who have suffered a suicide loss. Updates include expanding the literature on cyberbullying and social media, the higher risk of suicide in ethnoracial minoritized youth and LGBTQ+ students, and the role of suicide in school violence.