A historian is a person who studies and interprets past events, societies, and cultures. They analyze various sources, such as documents, artifacts, and oral histories, to understand how people lived and what influenced their actions. Historians often specialize in specific time periods or regions, such as Ancient Rome or the American Civil War, to provide deeper insights into those areas. Historians play a crucial role in preserving knowledge about the past, helping us learn from previous experiences. Their work contributes to our understanding of human behavior, political systems, and cultural developments, allowing society to reflect on its history and shape its future.