Denis Richard International Symposium
Obesity Across Scale
November 12, 2026
Auberge Saint-Antoine
Quebec City (Canada)

Previous editions
1st Edition
Understanding the Heterogeneity of Obesity
November 15, 2024
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Session 1 – From Bench to Bedside
Chair: Dr. Melissa Chee (Carleton University, Canada)
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The role of the adipocyte in systemic metabolic homeostasis
Dr. Philipp E. Scherer (UT Southwestern Medical Center, USA) -
Amylin in the treatment of obesity: from physiology to pharmacology
Dr. Thomas A. Lutz (University of Zurich, Switzerland)
Session 2 – The Hunger Games
Chair: Dr. Natalie J. Michael (Université Laval, Canada)
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Hunger Drives Life
Dr. Tamas L. Horvath (Yale University, USA) -
Physiology and pharmacology of GLP-1 in regulating feeding
Dr. Darleen A. Sandoval (University of Colorado, USA)
Session 3 – One Size Does Not Fit All
Chair: Dr. Marie-Philippe Morin (Université Laval, Canada)
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Two common epigenetically distinct obesity subtypes
Dr. Andrew Pospisilik (Van Andel Institute, USA) -
The past, present, and future of behavioral obesity treatment
Dr. Ariana Chao (Johns Hopkins University, USA) -
Precision medicine for obesity: where do we stand?
Dr. Andres Acosta (Mayo Clinic, USA)
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2nd Edition
The Science of Obesity: From Biology to Behavior
November 21, 2025
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Session 1 – Highway to Hunger
Chair: Dr. Natalie J. Michael (Université Laval, Canada)
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Neuroendocrine control of metabolism
Dr. Jens Brüning (Max Planck Institute for Metabolism Research, Germany) -
Brainstem circuits driving feeding
Dr. Lora Heisler (University of Aberdeen, United Kingdom)
Session 2 – Metabolism in Sync
Chair: Dr. Fernando F. Anhê (Université Laval, Canada)
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Interorgan circadian control of healthful metabolism
Dr. Joseph Bass (Northwestern University, USA) -
Cellular energy sensing and obesity
Dr. Gregory R. Steinberg (McMaster University, Canada)
Session 3 – Genetic Codes and Surgical Roads
Chair: Dr. Andréanne Michaud (Université Laval, Canada)
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Genetic loci that contribute to the risk of obesity and related traits
Dr. Ruth J.F. Loos (University of Copenhagen, Denmark) -
Metabolic surgery in a pharmacological world
Dr. Philip R. Schauer (Pennington Biomedical Research Center, USA)
Session 4 – Beyond BMI, Beyond Willpower
Chair: Dr. Sylvain Iceta (Université Laval, Canada)
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The mathematics of obesity: from Quetelet to modern medicine
Dr. Steven B. Heymsfield (Pennington Biomedical Research Center, USA) -
The mental weight of obesity
Dr. Kelly C. Allison (University of Pennsylvania, USA)
