Contrastive and Sparse Dimension Reduction

Development of dimensionality reduction methods using contrastivity and sparsification.

Causal Mediation Analysis

Defining novel mediation effects and extensions using stochastic interventions.

Causal Effects of Stochastic Interventions

Extensions and applications of causal inference based on stochastic interventions in complex settings.

Nonparametric Variance Moderation

Moderated variance estimators for use with semiparametric data-adaptive estimators in high-dimensional biology.

Data-Adaptive Differential Methylation Analysis

Identification of differentially methylated positions and regions based on targeted learning.

R Packages

Software packages extending the R programming language.


The things that keep me from working.

The PhD Years

Assorted notes on graduate school.

Recent Publications

(see CV for a full list)

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Motivation: Statistical analyses of high-throughput sequencing data have re-shaped the biological sciences. In spite of myriad …

The widespread availability of high-dimensional biological sequencing data has made the simultaneous screening of numerous biological …

Mediation analysis in causal inference has traditionally focused on binary treatment regimes and deterministic interventions, as well …

Arsenic exposure is a worldwide health concern associated with an increased risk of skin, lung, and bladder cancer but arsenic trioxide …

Recent & Upcoming Talks

Exploratory analysis of high-dimensional biological data has received much attention since the explosion of high-throughput …

Much of the focus of statistical causal inference has been devoted to assessing the effects of static interventions, which specify a …

We consider nonparametrically estimating a parameter of interest under the constraint that a functional of the parameter is bounded. We …

DNA methylation is amongst the best studied of epigenetic mechanisms impacting gene expression. While much attention has been paid to …


current courses

  • Public Health 242C & Statistics 247C: Longitudinal Data Analysis (Fall 2019), as graduate student instructor with Prof. Alan Hubbard

past courses

recent workshops

Carpentries workshops

I am an active member of Software Carpentry and Data Carpentry, through which I engage in curriculum development, maintenance of lesson materials, and workshop delivery.