Faculty
M. Elizabeth Halloran
Professor, Epidemiology
Professor, Biostatistics
Adjunct Professor, Applied Mathematics
Education
BS General Science, University of Oregon, 1972
MD Medicine, Freie University of Berlin (Germany), 1983
MPH Tropical Public Health, Harvard University, 1985
DSc Population Sciences, Harvard University, 1989
Contact
WA
Research Areas
Research Interests
Developing novel designs, methods of statistical analysis, and interpretation of vaccine field studies and other interventions; causal inference
Recent Publications (PubMed)
Estimating transmissibility of Zika virus in Colombia in the presence of surveillance bias.
(2025 May 8)
Nat Commun 16(1): 4299
Tsang TK, Rojas DP, Xu F, Xu Y, Zhu X, Halloran ME, Longini IM, Yang Y
(2025 May 8)
Nat Commun 16(1): 4299
Tsang TK, Rojas DP, Xu F, Xu Y, Zhu X, Halloran ME, Longini IM, Yang Y
Analysis methods for covariate-constrained cluster randomized trials with time-to-event outcomes.
(2025 Jan 22)
BMC Med Res Methodol 25(1): 16
Crisp AM, Halloran ME, Hitchings MDT, Longini IM, Dean NE
(2025 Jan 22)
BMC Med Res Methodol 25(1): 16
Crisp AM, Halloran ME, Hitchings MDT, Longini IM, Dean NE
Vaccination strategies for Ebola in the democratic republic of Congo: the WHO-Ebola modeling collaboration.
(2025 Apr)
Int J Infect Dis 153(): 107779
Ajelli M, Muyembe JJ, Touré A, Diallo A, Litvinova M, Merler S, Mulangu S, Bagayoko A, Bah A, Bah I, Barry A, Barry F, Chérif M, Condé D, Diallo AA, Diallo F, Diakité M, Doré K, Mapan KA, Koundouno T, Onivogui PK, Lamah F, Maneno H, Nomou A, Sekouba K, Sani I, Soumah A, Sy MM, Gsell PS, Halloran ME, Henao-Restrepo AM, Fall IS, Ryan MJ, Salama P, Vespignani A, Longini IM Jr
(2025 Apr)
Int J Infect Dis 153(): 107779
Ajelli M, Muyembe JJ, Touré A, Diallo A, Litvinova M, Merler S, Mulangu S, Bagayoko A, Bah A, Bah I, Barry A, Barry F, Chérif M, Condé D, Diallo AA, Diallo F, Diakité M, Doré K, Mapan KA, Koundouno T, Onivogui PK, Lamah F, Maneno H, Nomou A, Sekouba K, Sani I, Soumah A, Sy MM, Gsell PS, Halloran ME, Henao-Restrepo AM, Fall IS, Ryan MJ, Salama P, Vespignani A, Longini IM Jr
Poor vaccine responders mask the true trend in vaccine effectiveness against progression to severe disease.
(2025 Jan 1)
Vaccine 43(Pt 2): 126516
Dean NE, Halloran ME, Zarnitsyna VI
(2025 Jan 1)
Vaccine 43(Pt 2): 126516
Dean NE, Halloran ME, Zarnitsyna VI
Show complete publication list
In the News
As COVID-19 cases fall, experts are optimistic, but for how long?
USA Today, 02/25/2022
USA Today, 02/25/2022
Pandemic Endgame: What ‘Endemic’ Covid Means—And When We May Get There
Forbes, 02/08/2022
Forbes, 02/08/2022
As COVID pandemic changes, will omicron bring 'new normal' for COVID?
USA Today, 01/09/2022
USA Today, 01/09/2022
Covid is here for good, scientists say. The rest remains unpredictable.
NBC News, 12/27/2021
NBC News, 12/27/2021
The Pandemic’s Next Turn Hinges on Three Unknowns
The Atlantic, 11/18/2021
The Atlantic, 11/18/2021
Will the pandemic fade into an ordinary disease like the flu? The world is watching Denmark for clues
Science.org, 10/01/2021
Science.org, 10/01/2021
Coronavirus deaths in Italy and US could be up to double the official counts, new research shows
Business Insider, 05/16/2020
Business Insider, 05/16/2020
One in 8 Americans say they know someone who died of COVID-19, according to a new Insider poll
Business Insider, 04/29/2020
Business Insider, 04/29/2020