Sinead E. Morris

Postdoctoral Research Scientist

Columbia University Medical Center


I’m a Postdoctoral Research Scientist at Columbia University. I work at the intersection of mathematical modeling, immunology, and infectious diseases.


  • Mathematical modeling
  • Immunology
  • Disease ecology & epidemiology
  • Cross-scale dynamics


  • PhD in Ecology and Evolutionary Biology, 2018

    Princeton University

  • Msci in Mathematics, 2013

    University of Glasgow


Math modeling

Data analysis

Software design




Columbia University Medical Center

Jul 2018 – Present New York, NY

Supervised by Prof. Andrew Yates

Projects include:

  • HIV dynamics in infants on antiretroviral treatment
  • Population dynamics of memory T cells
  • Modeling T cell responses to influenza infection

PhD student

Princeton University

Aug 2013 – Jun 2018 Princeton, NJ

Supervised by Prof. Bryan Grenfell

Projects included:

  • Within-host dynamics of measles
  • Spatial spread of seasonal influenza
  • Modeling an outbreak of dolphin morbillivirus (DMV)
  • Unravelling the impact of within-host immune responses on population dynamics

Recent publications

(2020). Analysis of respiratory and systemic immune responses in COVID-19 reveals mechanisms of disease pathogenesis. medRxiv.


(2020). Immune life history, vaccination, and the dynamics of SARS-CoV-2 over the next 5 years. Science.


(2020). Quantifying the dynamics of HIV decline in perinatally-infected neonates on antiretroviral therapy. JAIDS.


(2020). ushr: Understanding suppression of HIV in R. BMC Bioinformatics.

PDF Code Dataset DOI



SARS-CoV-2 shiny app

Companion shiny app to Saad-Roy et al. 2020 Science

Modeling tissue-resident memory T cells

Illustrates how to model experimental data of tissue-resident memory T cells in nonlymphoid tissues.


Interactive plotting for models of infectious disease spread


Understanding suppression of HIV in R.

Teaching resources

Math, Models, and Social Mixing

From the RockEDU event page: “This week on Data for the People, postdocs Chloe Pasin and Sinead Morris will talk about how …

SIS model for malaria

Background: simple SIS model Let’s start by refreshing the basics of the SIS model. Susceptible individuals (\(S\)) become infected and …

Disease modeling short course

The SIR model

Introduction In class we covered the SIR model with births and deaths. Assuming the birth rate is equal to the death rate (\(\mu\)) …

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