Marco Fabbrichesi is a researcher in theoretical high-energy physics at the Istituto Nazionale di Fisica Nucleare, Trieste, Italy. His work spans areas including string theory, supersymmetry, and flavour physics. With a focus on making physics accessible, he has taught a wide variety of classes and has written two books for non-specialists. He studied at the University of Virginia and has been a fellow at the JINR, Dubna, the Neils Bohr Institute, Copenhagen, and the Theory Division at Cern, Geneva.