Conduct research and develop software in support of infectious disease modeling and operational forecasting initiaves. Principle investigator on several contracts and R&D initiatives to generate near-term forecasts of COVID-19 and influenza targets.

R package with tools to retrieve data, fit count regression and time series models, and prepare forecasts of influenza hospitalizations in the United States.

R package with tools to retrieve data, fit time series models, and prepare forecasts of COVID-19 cases and deaths in the United States.

R package with a ollection of functions for data analysis with two-by-two contingency tables. The package provides tools to compute measures of effect (odds ratio, risk ratio, and risk difference), calculate impact numbers and attributable fractions, and perform hypothesis testing. Statistical analysis methods are oriented towards epidemiological investigation of relationships between exposures and outcomes.

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