"The Death and Life of Great American Cities" is a book by urbanist Jane Jacobs, published in 1961. It critiques the urban planning practices of the time, arguing that they often led to the decline of city neighborhoods. Jacobs emphasizes the importance of vibrant, mixed-use communities that foster social interactions and economic vitality. Jacobs advocates for the preservation of existing urban areas rather than their demolition for large-scale developments. She highlights the role of diverse populations and local businesses in creating lively streetscapes. Her ideas have influenced modern urban planning, promoting a focus on community engagement and sustainable city living.