Leek joined
Johns Hopkins University as an assistant professor in
Biostatistics in 2009, working at the
Bloomberg School of Public Health. In 2014 he became an associate professor in
Biostatistics and
Oncology. Leek works in The Center for Computational Biology at Johns Hopkins University creating statistical packages for analysis of genomes. He also co-edits a blog, Simply Statistics with Roger Peng and Rafa Irizarry, which contains a mix of articles on
statistics and
meta-research. Leek has conducted several talks at prestigious universities and locations such as a colloquium series at
Harvard and a lecture at the
New York Genome Center titled “Building a Comprehensive Resource for the Study of Human Gene Expression with Machine Learning and Data Science” as a part of their lecture series. He is an expert in reproducibility, and his work and opinions have been published in notable scientific and medical journals such as
Nature and the
Proceedings of the National Academy of Sciences. Leek wrote a self-published book,
The Elements of Data Analytic Style and is considered an expert on replication. He is currently Vice President and Chief Data Officer at Fred Hutchinson Cancer Center in Seattle, where him and his team are working on AI-supported cancer treatment discovery. ==Recognition==