StartPlay 2023 : proceedings of the 2nd Interdisciplinary Conference on Gamification and Innovation / Jenny V. Bittner, Oscar Freyer, Birgit Christina George, Stephen Gilbert, Carsten Gips, Johannes Hug, André Kirsch, Leonie Kloep, André Matutat, Corinna Peifer, Malte Reinsch, Jessica Ulmer, Maximilian Wittmann, Jörg Wollert, Runjie Xie ; Herausgeber: Manuel Löwer, Tim Katzwinkel und David Kessing