Abstract This article introduces #Actor_Network_Theory (#ANT) to students who are meeting it for the first time, and it does so without hiding behind heavy jargon. The central claim of #ANT is unusual but simple to state: the things we call "social" are not made by people alone. They are made by mixed groups of humans, machines, documents, animals, rules, and #objects working together. A bus timetable, a vaccine, a student ID card, and a habit of arriving on time can all act