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Linnea A. Zimmerman, PhD

  • Assistant Professor

Departmental Affiliations

Center & Institute Affiliations

Contact Information

615 N. Wolfe Street
Room E4531
Baltimore, Maryland 21205


Performance Monitoring for Accountability
Global Early Adolescent Study

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PhD, Johns Hopkins Bloomberg School of Public Health, 2014
MPH, Emory University Rollins School of Public Health, 2008
BA, Whitman College, 2004


Dr. Linnea Zimmerman has a PhD from the Department of Population, Family and Reproductive Health at the Johns Hopkins Bloomberg School of Public Health and a Masters in Public Health from Emory University. She has a background in demography and focuses on family planning and women's reproductive health research. She is the PI of the PMA Ethiopia project, a longitudinal study implemented in Ethiopia to evaluate use and barriers to critical maternal and newborn health interventions. As the Associate Director of Research for PMA, Linnea Zimmerman works with the leadership team and country partners to develop and implement research across all of our countries and work to improve PMA data utilization and accessibility. She is also a member of the Global Early Adolescent Study, focusing on how to improve measurement of empowerment among young adolescents.

Honors and Awards

2015 The C. Esther and Paul A. Harper Award for best dissertation and outstanding academic record

2011-2012 Caroline Cochran Scholarship Fund in Population and Reproductive Health for outstanding student in population studies

2011-2013 Edward J Dehne Award in Population Studies for outstanding student in population studies

May 2008 Best Thesis in Global Health Department, Rollins School of Public Health

2008 Delta Omega Honor Society

  • Family planning
  • reproductive health
  • maternal mortality
  • demography
  • refugee and emergency health
  • indirect estimation
  • under-5 mortality
  • mobile technology
  • population dynamics
  • monitoring and evaluation

Select publications

  • Zimmerman LA., Desta S., Yihdego, M. et al. (2020) “Protocol for PMA-Ethiopia: A new data source for cross-sectional and longitudinal data of reproductive, maternal, and newborn health”. Gates Open Research, 4:126 (
  • Wood, S., Karp, C., Zimmerman, LA. (2020) “Women’s sexual experiences as a side effect of contraception in low- and middle-income countries: Evidence from a systematic scoping review” Sexual and Reproductive Health Matters, 28:1, (doi: 10.1080/26410397.2020.1763652)
  • Zimmerman, L., Yi, Y., Yihdego, M, Abreha, S., Shiferaw, S., Seme, A., Yi, Y., Ahmed, S. (2019) “Effect of integrating maternal health services and family planning services on postpartum family planning behavior in Ethiopia: results from a longitudinal study” BMC Population Health (doi: 10.1186/s12889-019-7703-3)
  • Zimmerman, L., Li, M., Moreau, C., Wilopo, S., Blum, R. (2019) “Measuring agency as a dimension of empowerment among young adolescents globally; findings from the Global Early Adolescent Study” Social Science and Medicine-Population Health (doi:10.1016/j.ssmph.2019.100454)
  • Zimmerman, L., Bell, S., Li, Q., Morzentti, A., Anglewicz, P., Tsui, A. (2019) “Individual, community and service environment factors associated with modern contraceptive use in five Sub-Saharan African countries: A multilevel, multinomial analysis using geographically linked data from PMA2020” Plos One (