When terrible things happen in our communities, countries and the world, we want to reach out a helping hand to those who are affected. This guide covers psychological first aid which involves humane, supportive and practical help to fellow human beings suffering serious crisis events. It is written for people in a position to help others who have experienced an extremely distressing event. It gives a framework for supporting people in ways that respect their dignity, culture and abilities. Despite its name, psychological first aid covers both social and psychological support. Available in various languages: http://www.who.int/mental_health/publications/guide_field_workers/en/