Information annealing or knowledge annealing, in library and information science, is a network-based information system or body of knowledge in which all users of the system are permitted to change the system at will. Over time, the system is said to become better structured and more "correct", as knowledgeable users correct existing mistakes and add new content. The original information annealing software called MaxThink was introduced by Neil Larson in the early 1980s. Library and information science (LIS) is the study of issues related to libraries and the information fields. ... The 1980s decade refers to the years from 1980 to 1989, inclusive. ...