[Revised entry by Maricarmen Martinez and Sebastian Sequoiah-Grayson on August 3, 2023. Changes to: Main text, Bibliography, notes.html] At their most basic, logic is the study of consequence, and information is a commodity. Given this, the interrelationship between logic and information will centre on the informational consequences of logical actions or operations conceived broadly. The explicit inclusion of the notion of information as an object of logical study is a recent development. It was by the beginning of the present century that a sizable body of existing technical and philosophical work (with precursors that can be traced back to the...