Jesse Livermore was an American stock trader born in 1877, known for his pioneering techniques in trading and market speculation. He gained fame for making significant profits during the stock market crashes of 1907 and 1929. Livermore's strategies emphasized the importance of market trends and psychological factors in trading. He authored the book "Reminiscences of a Stock Operator," which details his trading experiences and insights. Livermore's life was marked by both incredible successes and devastating losses, reflecting the volatile nature of the stock market. His legacy continues to influence traders and investors today.