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The staff of the Center on Media and Child Health is a diverse, interdisciplinary group of scientists, academics, educators and innovators who combine the strengths of their disciplines to serve and uphold the mission of the Center. See below for more detailed information on each staff member’s background.


Michael Rich, MD, MPH

Bio / CV Director, Founder


David S. Bickham, PhD

Bio / CV Research Scientist


Julie Polvinen, BA

Bio / CV Children’s at Home, Program Coordinator


Kristelle Lavallee, MA

Bio / CV Content Strategist

Leah Scandurra, MA

Bio Research Study Coordinator

Sarah Gillis

Bio Associate Administrator

Summer Moukalled

Bio Research Assistant

Senior Scientists


Richard Chalfen, PhD

Bio Senior Scientist

Ron Slaby

Ron Slaby, PhD

Bio / CV Senior Scientist

Associated Personnel

Lauren Rubenzahl

Communications Specialist

Brian Keller

Web Developer




Tom Crawford, CMCH Advisory Board Chair

Senior Managing Director
FTI Consulting

Katelin Bramley, MBA

Parent Liaison

S. Jean Emans, MD

Chief Division of Adolescent/Young Adult Medicine
Boston Children’s Hospital

Micheal Flaherty

Co-founder and President
Walden Media

Donald A. Goldmann, MD

Chief Medical and Scientific Officer
Institute for Healthcare Improvement

Carden Johnston, MD

Past President
American Academy of Pediatrics

Max King

Senior Fellow
Fred Rogers Center

Jeff Olson

Senior Finance Manager
Bloom Energy

Andrew Robertson

President and CEO
BBDO Worldwide

Paul Speaker

Co-Founder, Zone Media
CEO, Association of Surfing Professionals

Ellen Wartella

Professor of Communication
Northwestern University