Roger Antonsen is a logician, mathematician, computer scientist, researcher, inventor, author, lecturer, science communicator and public speaker. He teaches logical methods as an associate professor at the Department of Informatics in the research group Logic and Intelligent Data (LogID) at the University of Oslo.

Antonsen is also engaged in various forms of science communication and outreach. His academic interests are logical calculi, proof theory, mathematical logic, complexity theory, automata, combinatorics, philosophy of mathematics, but he is interested in most topics related to mathematics, computer science and philosophy. His vision is to communicate science differently, to inspire creative thinking and to remove the common misconceptions about mathematics and computer science.