• Lagerberg, Håkan, Department of Psychology, Stockholm University, Stockholm, Sweden
• Lagerstrøm, Bengt Oscar, Department for Methodology and Data Collection, Statistics Norway, Oslo, Norway
• Laireiter, Anton-Rupert, Institute of Applied Psychology: Health, Development, Enhancement and Intervention, Faculty of Psychology, University of Vienna, Vienna
• Laireiter, Anton-Rupert, Faculty of Psychology, University of Vienna, Vienna, Austria Division of Psychotherapy and Gero-Psychology, Department of Psychology, University of Salzburg, Salzburg
• Laireiter, Anton-Rupert, Department of Psychology, University of Salzburg, Salzburg, Austria
• Lamm, Thomas Tandrup, Research Clinic for Functional Disorders, Aarhus University Hospital, Aarhus, Denmark; Department of Clinical Medicine, Aarhus University, Aarhus, Denmark
• Landoni, Marta, CRIdee, Department of Psychology, Faculty of Psychology, Catholic University of the Sacred Heart, Milan, Italy
• Lange, Wolf-Gero, Behavioural Science Institute, Radboud University Nijmegen, Nijmegen, The Netherlands
• Langenbach, Benedikt P., LVR-University-Hospital Essen, Department of Psychiatry and Psychotherapy, Faculty of Medicine, University of Duisburg-Essen, Essen, Germany; Center for Translational Neuro- and Behavioral Research (C-TNBS), Essen, Germany
• Lansu, Tessa A. M., Behavioural Science Institute, Radboud University Nijmegen, Nijmegen, The Netherlands
• Lapointe, Josyanne, Physical Activity Sciences Department, Université du Québec à Montréal, Montreal, QC, Canada; Research Centre, University Institute of Mental Health in Montreal, Montreal, QC, Canada
• Latysheva, Anna, Institute of Clinical Psychology and Psychotherapy, Technische Universität Dresden, Dresden, Germany
• Lechner-Meichsner, Franziska, Department of Clinical Psychology and Psychotherapy, Goethe University Frankfurt, Frankfurt, Germany
• Legendre, Maxime, Laval University, Québec, Canada
• Lehmann, Konrad, Clinical Psychology and Behavioral Neuroscience, Faculty of Psychology, Technische Universität Dresden, Dresden
• Lehnen, Nadine, Department of Psychosomatic Medicine and Psychotherapy, Technical University of Munich, Munich
• Leimonis, Epameinondas, Department of Psychology, School of Social Sciences, University of Crete, Rethymno, Greece
• Lemmens, Lotte H. J. M., Department of Clinical Psychological Sciences, Maastricht University, Maastricht, the Netherlands
• Lenferink, Lonneke I. M., Department of Psychology, Health & Technology, Faculty of Behavioural Management and Social Sciences, University of Twente, Enschede, The Netherlands
• Lex, Claudia, Department of Psychiatry, Villach General Hospital, Villach, Austria
• Lex, Claudia, Department of Psychiatry, Villach General Hospital, Villach, Austria; Department of Psychology, University Klagenfurt, Klagenfurt, Austria
• Lieb, Roselind, Division of Clinical Psychology and Epidemiology, Department of Psychology, University of Basel, Basel, Switzerland
• Liedl, Alexandra, Refugio München, Munich, Germany
• Limburg, Karina, Department of Psychology, LMU Munich, Munich, Germany
• Limpächer, Cara, Behavioral Psychotherapy, Faculty of Psychology, Technische Universität Dresden, Dresden, Germany
• Lincoln, Tania, Clinical Psychology and Psychotherapy, University of Hamburg, Hamburg, Germany
• Lincoln, Tania, Clinical Psychology and Psychotherapy, Universität Hamburg, Hamburg, Germany
• Lincoln, Tania M., Institute of Psychology, Universität Hamburg, Hamburg
• Lincoln, Tania M., Clinical Psychology and Psychotherapy, Institute of Psychology, University of Hamburg, Hamburg, Germany
• Lincoln, Tania Marie, Clinical Psychology and Psychotherapy, Universität Hamburg, Hamburg, Germany
• Lindert, Jutta, University of Applied Sciences, Emden / Leer, Emden, Germany; Women's Research Center, Brandeis University, Waltham, MA, USA
• Lindner, Philip, Department of Psychology, Stockholm University, Stockholm, Sweden; Centre for Psychiatry Research, Department of Clinical Neuroscience, Karolinska Institutet & Stockholm Health Care Services, Stockholm County, Stockholm, Sweden
• Lindqvist Bagge, Ann-Sophie, Department of Psychology, University of Gothenburg, Gothenburg, Sweden
• Linthout, Tilia, Department of Experimental Clinical and Health Psychology, Ghent University, Ghent, Belgium
• Lipinski, Silke, Trialogical Board of the German Center for Mental Health (DZPG), Berlin-Potsdam Site, Germany; Clinical Psychology of Social Interaction, Humboldt-Universität zu Berlin, Berlin, Germany
• Lohse, Luzie, Department of Psychiatry and Psychotherapy, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
• Lorenz, Louisa, Department of Psychology, University of Zurich, Zurich, Switzerland
• Lotzin, Annett, Department of Psychiatry and Psychotherapy, University Medical Center Hamburg-Eppendorf, University of Hamburg, Hamburg, Germany; Centre for Interdisciplinary Addiction Research, University of Hamburg, Hamburg, Germany
• Lotzin, Annett, Department of Psychiatry and Psychotherapy, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
• Löwe, Bernd, Department of Psychosomatic Medicine and Psychotherapy, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
• Lowet, Koen, Flemish Association of Clinical Psychologists, Beringen, Belgium
• Lüdtke, Thies, Department of Human Medicine, MSH Medical School Hamburg, Hamburg, Germany; Institute of Sustainability Psychology, Leuphana University Lüneburg, Lüneburg, Germany
• Lunansky, Gabriela, Faculty of Psychology, University of Amsterdam, Amsterdam, The Netherlands
• Lundmark, Per Olof, Department of Optometry, Radiography and Lightning Design, University of South-Eastern Norway, Kongsberg, Norway; National Centre for Optics, Vision and Eye Care, Kongsberg, Norway
• Lutz, Wolfgang, Clinical Psychology and Psychotherapy, Trier University, Trier, Germany
• Lutz, Wolfgang, Department of Psychology, University of Trier, Trier, Germany
• Lutz, Wolfgang, Clinical Psychology and Psychotherapy, University of Trier, Trier, Germany
• Lutz, Wolfgang, Department of Psychology, Trier University, Trier, Germany
• Lønning, Kari Jussie, The Norwegian Medical Association, Oslo, Norway; The Student Welfare Organization of Oslo and Akershus (SiO), Oslo, Norway
• Lønning, Kari-Jussie, Modum Bad Psychiatric Hospital, Vikersund, Norway; The Student Welfare Organization in Oslo and Akershus (SiO), Oslo, Norway