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Center for Adolescent Health

Our Team 

Along with members of our advisory boards, the Center for Adolescent Health is composed of a team of faculty, staff and affiliates dedicated to improving the health and well-being of young people in urban environments. Faculty are available for interviews upon request by contacting the Bloomberg School's marketing and communications team

Tamar Mendelson

Tamar Mendelson, PhD

Director

Associate Professor
tmendel1@jhu.edu

Research interests: mental health, opportunity youth, urban youth, school-based prevention programs, mindfulness and yoga, mental health during pregnancy and post-partum  

Phillip J. Leaf, PhD

Philip J. Leaf, PhD

Co-Director

Professor 
pleaf@jhu.edu

Research interests: mental health, youth violence prevention, trauma-informed practices and interventions, program implementation

Beth Marshall

Beth Marshall, DrPH

Associate Director

Assistant Scientist 
bmarsha2@jhu.edu

Research interests: youth risk behaviors, school-based health programs, schools and health, health education, youth development, teen pregnancy prevention

Terri Powell

Terri Williams Powell, PhD

Co-Investigator

Associate Professor  
terri.powell@jhu.edu

Research interests: adolescent sexual health, substance use prevention, qualitative methodologies, community-engaged research (e.g., with schools, families and churches)

Kristin Mmari

Kristin Mmari, PhD

Co-Investigator

Associate Professor 
kmmari1@jhu.edu

Research interests: opportunity youth, early adolescents, gender norms, monitoring and evaluation 

Melissa Davey-Rothwell

Melissa Davey-Rothwell, PhD

Co-Investigator

Associate Scientist
mdavey1@jhu.edu 

Research interests: HIV/AIDS, drug abuse, implementation science, dissemination, urban health

Renee Johnson

Renee Johnson, PhD

Co-Investigator

Associate Professor
rjohnson@jhu.edu

Research interests: emerging adults, substance use epidemiology, vulnerable populations

Katrina L. Brooks

Katrina Brooks, MHS

Community Relations Director
kbrook23@jhu.edu

Sushma Chapagain

Sushma Chapagain, BS

Research Program Coordinator
schapag3@jhu.edu

Morgan Prioleau

Morgan Prioleau, BS

Research Assistant
mpriole1@jhu.edu

Ann Herbert

Ann Herbert, PhD, MPP

Postdoctoral Fellow
aherbe11@jhu.edu

Cheryl Alexander

Cheryl Alexander, RN, PhD (1945-2006)

Center Founding Director

Freya Sonenstein

Freya Sonenstein, PhD

Emeritus Director
fsonens1@jhu.edu