*Vincenzo Vitelli¹ (1. Physics Department, University of Chicago)

*Etienne Fodor¹, Yiwei Zhang¹ (1. University of Luxembourg)

*Zihui Zhao^1,2, He Li², Yisong Yao^1,2, Francesca Serra³, Masaki Sano^1,2 (1. School of Physics and Astronomy, Shanghai Jiao Tong University, 2. Institute of Natural Sciences, Shanghai Jiao Tong University, 3. Physics and Astronomy, Johns Hopkins University)

*Yuta Kuroda¹, Takeshi Kawasaki¹, Kunimasa Miyazaki¹ (1. Nagoya University)

Adérito Fins-Carreira¹, Adam Wysocki², Christophe Ybert¹, Heiko Rieger², *Mathieu Leocmach¹, Cécile Cottin-Bizonne¹ (1. Université de Lyon, Université Claude Bernard Lyon 1, CNRS, Institut Lumière Matière, F-69622, Villeurbanne, France, 2. Department of Theoretical Physics and Center for Biophysics, Saarland University, 66123 Saarbrücken, Germany)

*Alexis Poncet¹, Stéphane Guillet¹, Marine Le Blay¹, Denis Bartolo¹, Ephraim Bililign², Yehuda Ganan², William Irvine² (1. Laboratoire de physique, ENS de Lyon, Lyon, France, 2. James Franck Institute and Department of Physics, University of Chicago, Chicago, USA)

*Mattia Scandolo^1,2, Andrea Cavagna^2,1,4, Luca Di Carlo^3,2, Irene Giardina^1,2,4, Tomás S. Grigera^5,6,7, Stefania Melillo^2,1, Leonardo Parisi^2,1, Giulia Pisegna^8,2 (1. Dipartimento di Fisica, Università Sapienza, 2. Istituto Sistemi Complessi, Consiglio Nazionale delle Ricerche, 3. Joseph Henry Laboratories of Physics, Princeton University, 4. INFN, Unità di Roma 1, 5. Instituto de Física de Líquidos y Sistemas Biológicos CONICET - Universidad Nacional de La Plata, 6. CCT CONICET La Plata, Consejo Nacional de Investigaciones Científicas y Técnicas, 7. Departamento de Física, Facultad de Ciencias Exactas, Universidad Nacional de La Plata, 8. Max Planck Institute for Dynamics and Self-Organization)