Roberto IengoRoberto Iengo is a professor at the PhD Graduate School SISSA (Trieste, Italy), now retired but still affiliated to the Theoretical Particle Physics group. He is author (also spelt as Jengo) of many scientific publications in various aspects of Quantm Field Theory and String Theory. He has taught for years a course in Quantum Field Theory for PhD students. He has also been Director of the SISSA Interdisciplinary Laboratory of Humanities and Science and of the Master in Science Communication. Read More Read Less