• Martinez-Conde, Susana, Department of Ophthalmology, SUNY Downstate Health Sciences University, New York, NY, USA
• Masch, Lena, Otto-Suhr-Institute of Political Science, Freie Universität Berlin, Berlin, Germany
• Mashuri, Ali, Department of Psychology, Universitas Brawijaya, Malang, Indonesia
• Mason, Joseph, School of Psychology, University of Leeds, Leeds, United Kingdom
• Mayiwar, Lewend, BI Norwegian Business School, Oslo, Norway
• Mazei, Jens, Department of Psychology, TU Dortmund University, Dortmund, Germany
• McClure, John, School of Psychology, Victoria University of Wellington, Wellington, New Zealand
• McDermott, Daragh T., Department of Psychology, Nottingham Trent University, Nottingham, United Kingdom
• McGrew, Shelby J., Southeast Louisiana Veteran's Health Care System, New Orleans, LA
• McPhetres, Jonathon, University of Regina, Saskatchewan, Canada; Massachusetts Institute of Technology, Cambridge, MA, USA
• Menzel, Claudia, Department of Social, Environmental, and Economic Psychology, Faculty of Psychology, RPTU Kaiserslautern-Landau, Landau, Germany
• Mercier, Hugo, Institut Jean Nicod, Département d’études cognitives, ENS, EHESS, PSL University, CNRS, Paris, France
• Mermillod, Martial, LPNC, Univ. Grenoble Alpes, Univ. Savoie Mont Blanc, CNRS, 38000, Grenoble, France
• Mesman, Judi, Leiden University College, Faculty of Governance and Global Affairs, Leiden University, The Hague, The Netherlands; Institute of Education and Child Studies, Faculty of Social and Behavioural Sciences, Leiden University, Leiden, The Netherlands
• Methner, Nicole, Department of Social Psychology, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany