This collection investigates the evolving legal, political, and ethical frameworks governing the relationship between human beings and nonhuman animals. Edited by Cass R. Sunstein and Martha Nussbaum, the volume assembles a diverse group of scholars to evaluate the shift from viewing animals as property to recognizing them as subjects of moral and legal concern. The contributors analyze the tension between animal welfare and animal rights, providing a comprehensive overview of the arguments surrounding protection against suffering and the limits of human control.

Experts recognize this volume as a foundational interdisciplinary text that bridges legal theory and moral philosophy. Readers frequently note the academic rigor of the contributions, which provide a balanced overview of the complex debates defining the field.