One of the most important topics in contemporary society, gender identity is a term many young people are familiar with and are using to express themselves. This thoughtful guide defines gender identity, explores the history of this topic, and examines the different ways gender identity is viewed today. By using recent data, expert opinions presented through annotated quotes, and critical thinking questions, readers are enabled to form their own opinions about gender identity. They will comprehend the issues associated with it and think more deeply about their own relationship with gender and its expression in the modern world.