New Balance Foundation Obesity Prevention Center | Meet Our Team

Childhood obesity is a complex condition, one which requires a comprehensive team of individuals to properly treat.

The New Balance Foundation Obesity Prevention Center Boston Children's Hospital relies on the expertise, experience and hard work of many specialists, including physicians, dietitians, nurses, psychologists and social workers. These specialists, all from Boston Children’s, have devoted their professional lives to understanding and treating childhood obesity, and to working with parents, community leaders and lawmakers to promote the health of children throughout the country.


  • Cara Ebbeling, PhD, Co-Director
  • David Ludwig, MD, PhD, Co-Director
  • Carole Osterer, Program Manager



  • Micaela Belles
  • Lisa Bielak, RD, LDN
  • Sarah Briskin, MS, MPH
  • Courtenay Devlin, MS
  • Hannah Kackley
  • Belinda Lennerz, MD, PhD
  • Henry Przybylowicz
  • Megan Sandman, MS, RD, LDN
  • Linda Seger-Shippee
  • Sarah Steltz, MPH
  • Courtney Torres
  • Julia Wong, PhD, RD

Patient Care and Community Programs


  • Amy Fleischman, MD, MMSc (OWL Director)
  • Melissa Crocker, MD (Type 2 Diabetes Program Director)
  • Maryanne Lewis, MSN, PNP-BC
  • Robert Markowitz, MD

Clinical Nutrition

  • Kelsea Forrester, MS, RD, LDN
  • Leslie Mattimore, MS, RD, LDN
  • Suzanne Rostler, MS, RD, LDN
  • Sharon Weston, MS, RD, LDN

Behavioral Medicine

  • Lori Fishman, PsyD
  • Amanda Rauf, PsyD
  • Abigail Seibert, PhD

Community Programs

  • Steven Coletti, BA (OWL Resource Specialist)
  • Kelsea Forrester, MS, RD, LDN (OWL Exercise Programs Coordinator)
  • Maria Swartz, MPH (Community Outreach Coordinator, fit kit)

Administrative Staff

  • Tessa Graham (Center Program Coordinator)
  • Joyceanna Fidalgo (OWL Ambulatory Clinic Supervisor)
  • Dynaria Broadway-Jones (OWL Program Coordinator)