Self-help authors write books aimed at helping readers improve various aspects of their lives, such as personal development, mental health, relationships, productivity, and spirituality. They often draw from personal experiences, psychological research, and practical strategies to provide guidance and advice. Popular self-help authors include Brené Brown, Tony Robbins, Dale Carnegie, and Eckhart Tolle. These authors typically aim to inspire and empower readers to make positive changes and achieve their goals.