The article discusses the importance of information privacy for librarians and information professionals. It covers the origins of privacy rights, the definition of information privacy, and the development of privacy laws globally. The researchers emphasize the need to protect privacy in information environments, including intellectual privacy and reader privacy. They also explore major U.S. privacy protections, laws, regulators, and enforcement approaches. The article highlights the significance of privacy literacy, digital literacy, and privacy education for online users. It addresses information privacy in libraries, focusing on patron awareness, minimizing data collection, and the role of privacy professionals. Additionally, it delves into privacy policies and programs, as well as global information privacy practices and guidelines.