Skip Navigation

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

Bloomberg Professor of American Health
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  

Beth Marshall

Beth Marshall, DrPH

Associate Director

Research Core Co-Lead

Assistant Scientist 
bmarsha2@jhu.edu

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

GabyCalderon

Gabriela Calderon

Program Officer

acalder8@jhu.edu

Katrina L. Brooks

Katrina Brooks, MHS

Community Outreach Core Lead

Community Relations Director
kbrook23@jhu.edu

 

Renee Johnson

Renee M Johnson, PhD, MPH

Associate Professor
rjohnson@jhu.edu

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

Kristin Mmari

Kristin Mmari, PhD

Research Core Co-Lead

Associate Professor 
kmmari1@jhu.edu

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

Melissa Davey-Rothwell

Melissa Davey-Rothwell, PhD

Translation and Dissemination Core Lead

Associate Scientist
mdavey1@jhu.edu 

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

Todd Wilson

Toddy Wilson, MPP

Communications Core Lead

Communications Specialist
twilso96@jhu.edu

Terri Powell

Terri W. Powell, PhD

Associate Professor  
terri.powell@jhu.edu

Research interests: adolescent health prevention and promotion research, community-engaged research; implementation science, qualitative methodologies

 

Maria Trent

Maria Trent, MD

Bloomberg Professor American Health 

Director, Adolescent Medicine Fellowship Program, Johns Hopkins School of Medicine 

mtrent2@jhmi.edu

Research interests: sexual and reproductive health, sexually transmitted infections, pregnancy prevention/contraception, health disparities, adolescent access to clinical services, school health services, randomized controlled trials, the impact of racism and other forms of discrimination on youth development 

Phillip J. Leaf, PhD

Philip J. Leaf, PhD

Senior Advisor

Emeritus Director

Professor 
pleaf@jhu.edu

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

Freya Sonenstein

Freya Sonenstein, PhD

Emeritus Director
fsonens1@jhu.edu

Cheryl Alexander

Cheryl Alexander, RN, PhD (1945-2006)

Center Founding Director