Helen Merrell Lynd was an American sociologist and author, known for her influential work in the field of sociology. Born in 1896, she was a prominent figure in the Columbia University sociology department and contributed significantly to the study of social behavior and culture. Her most notable work, "Middletown," co-authored with her husband, Robert S. Lynd, examined the everyday life of a small American town, providing insights into social structures and community dynamics. In addition to her research, Lynd was an advocate for social reform and education. She focused on issues such as gender roles and the impact of industrialization on society. Throughout her career, she published numerous articles and books, helping to shape the understanding of American social life in the 20th century. Her legacy continues to influence sociological research and discussions today.