WELCOME
TOS Sections
TOS Sections provide a professional home within the Society for members based on their roles and primary areas of interest. By joining a Section, you can connect with colleagues who share your passion, expand your professional network, and engage more deeply with the TOS community.
Each Section is led by elected leaders who play an important role in the Society’s operations and governance, helping advance the field of obesity through collaboration and expertise.
Join a Section Today!
Section membership is included with all categories of TOS membership. To join, log in to your membership profile and select one to four TOS Sections—and take full advantage of this valuable member benefit.
Advancing Excellence Across Obesity Care
Our eight sections represent longstanding, well-established areas of professional activity in obesity.
Membership in the Bariatric Surgery and Devices Section is open to all TOS members who share a common professional interest in both research on and the application of surgical procedures and devices used to treat obesity.
| Kristine Steffen, PhD, PHARMD | Chair |
|---|---|
| VACANT | Chair-Elect |
| Lance Davidson, PhD | Past Chair |
| Pavlos Papasavas, MD | At-Large 1 |
| Dale Bond, Phd | At-Large 2 |
| Jorin Larsen | Student Representative |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Basic Science Section is open to all TOS members who share a common professional interest in metabolism, genetics, immunology, molecular mechanisms, and related areas of basic research on the causes and consequences of obesity.
| E. Matthew M. Morris, PhD | Chair |
|---|---|
| VACANT | Chair-Elect |
| Kylie Kavanagh, DVM, MPH | Past Chair |
| Farnaz Shamsi, PhD | At-Large 1 |
| Mandana Pahlavani, PhD | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Behavioral Science Section is open to all TOS members with a professional interest in the complex interactions among biological, behavioral, and environmental factors that influence the development of obesity, and in the integration of behavioral and biological aspects in its prevention and treatment.
| Camille Schneider-Worthington, PhD, RDN | Chair |
|---|---|
| VACANT | Chair-Elect |
| Candice A. Myers, PhD | Past Chair |
| Melisa Celaya, PhD | At-Large 1 |
| Jennifer Teske, PhD | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Clinical Practice Section is open to all TOS members with a professional interest in the clinical application of evidence-based medical treatment for individuals living with obesity.
| Yael Mauer, MD, MPH, DABOM | Chair |
|---|---|
| VACANT | Chair-Elect |
| Peminda Cabandugama, MD | Past Chair |
| Ivania Rizo, MD | At-Large 1 |
| Athena Nathan, APRN | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Clinical Science Section is open to all TOS members with a professional interest in clinical research focused on the development and validation of treatments for obesity.
| Carolyn Bramante, MD, MPH | Chair |
|---|---|
| VACANT | Chair-Elect |
| John Batsis, MD | Past Chair |
| Melanie Jay, MD, MS | At-Large 1 |
| Debbie Horn, DO, MPH | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Neuroscience Section is open to all TOS members with a professional interest in neuroscience as it relates to the development and treatment of obesity.
| Andrew Shin, PhD | Chair |
|---|---|
| VACANT | Chair-Elect |
| Thomas Lutz, PhD | Past Chair |
| Natalie Michael, PhD | At-Large 1 |
| Kristy Townsend, PhD | At-Large 2 |
| Kristine McDermott, BS, MS, PhD | Student Representative |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Pediatric Obesity Section is open to all TOS members with a professional interest in basic or clinical research into the causes and prevention of childhood obesity, as well as the clinical care of pediatric obesity patients.
| Ann M. Davis, PhD, MPH | Chair |
|---|---|
| VACANT | Chair-Elect |
| Jaimie Davis, PhD | Past Chair |
| Eric Bomberg, MD, MAS | At-Large 1 |
| Jennifer Savage Williams, PhD | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Population Science and Public Health Section is open to all TOS members with a professional interest in population-level research and its application to improving public health.
| Sophia Hua, MPH, PhD | Chair |
|---|---|
| VACANT | Chair-Elect |
| Andrea Deierlein, PhD | Past Chair |
| Andrea S. Richardson, PhD | At-Large 1 |
| Vanessa Oddo, PhD | At-Large 2 |
| Caitlin Lowery, MSPH | Early-career representative |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Bariatric Surgery and Devices Section is open to all TOS members who share a common professional interest in both research on and the application of surgical procedures and devices used to treat obesity.
| Kristine Steffen, PhD, PHARMD | Chair |
|---|---|
| VACANT | Chair-Elect |
| Lance Davidson, PhD | Past Chair |
| Pavlos Papasavas, MD | At-Large 1 |
| Dale Bond, Phd | At-Large 2 |
| Jorin Larsen | Student Representative |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Basic Science Section is open to all TOS members who share a common professional interest in metabolism, genetics, immunology, molecular mechanisms, and related areas of basic research on the causes and consequences of obesity.
| E. Matthew M. Morris, PhD | Chair |
|---|---|
| VACANT | Chair-Elect |
| Kylie Kavanagh, DVM, MPH | Past Chair |
| Farnaz Shamsi, PhD | At-Large 1 |
| Mandana Pahlavani, PhD | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Behavioral Science Section is open to all TOS members with a professional interest in the complex interactions among biological, behavioral, and environmental factors that influence the development of obesity, and in the integration of behavioral and biological aspects in its prevention and treatment.
| Camille Schneider-Worthington, PhD, RDN | Chair |
|---|---|
| VACANT | Chair-Elect |
| Candice A. Myers, PhD | Past Chair |
| Melisa Celaya, PhD | At-Large 1 |
| Jennifer Teske, PhD | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Clinical Practice Section is open to all TOS members with a professional interest in the clinical application of evidence-based medical treatment for individuals living with obesity.
| Yael Mauer, MD, MPH, DABOM | Chair |
|---|---|
| VACANT | Chair-Elect |
| Peminda Cabandugama, MD | Past Chair |
| Ivania Rizo, MD | At-Large 1 |
| Athena Nathan, APRN | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Clinical Science Section is open to all TOS members with a professional interest in clinical research focused on the development and validation of treatments for obesity.
| Carolyn Bramante, MD, MPH | Chair |
|---|---|
| VACANT | Chair-Elect |
| John Batsis, MD | Past Chair |
| Melanie Jay, MD, MS | At-Large 1 |
| Debbie Horn, DO, MPH | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Neuroscience Section is open to all TOS members with a professional interest in neuroscience as it relates to the development and treatment of obesity.
| Andrew Shin, PhD | Chair |
|---|---|
| VACANT | Chair-Elect |
| Thomas Lutz, PhD | Past Chair |
| Natalie Michael, PhD | At-Large 1 |
| Kristy Townsend, PhD | At-Large 2 |
| Kristine McDermott, BS, MS, PhD | Student Representative |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Pediatric Obesity Section is open to all TOS members with a professional interest in basic or clinical research into the causes and prevention of childhood obesity, as well as the clinical care of pediatric obesity patients.
| Ann M. Davis, PhD, MPH | Chair |
|---|---|
| VACANT | Chair-Elect |
| Jaimie Davis, PhD | Past Chair |
| Eric Bomberg, MD, MAS | At-Large 1 |
| Jennifer Savage Williams, PhD | At-Large 2 |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |
Membership in the Population Science and Public Health Section is open to all TOS members with a professional interest in population-level research and its application to improving public health.
| Sophia Hua, MPH, PhD | Chair |
|---|---|
| VACANT | Chair-Elect |
| Andrea Deierlein, PhD | Past Chair |
| Andrea S. Richardson, PhD | At-Large 1 |
| Vanessa Oddo, PhD | At-Large 2 |
| Caitlin Lowery, MSPH | Early-career representative |
| Shameeka Costley, Sr. Membership Manager | Staff Liaison |