Notes On Using
Data Science & Artificial Intelligence
To Fight For Something That Matters

I am a data scientist and political scientist with a decade of experience applying statistical learning, artificial intelligence, and software engineering to political, social, and humanitarian efforts -- from election monitoring to disaster relief. Currently, I am the Chief Data Scientist at BRCK, a Kenyan startup building a rugged network for frontier market internet users.


Technical Notes On
Machine Learning & Artificial Intelligence

Years ago I started posting my personal technical notes on computational social science, statistics, data science, and scientific programming. Since then the collection has grown and today is visited by thousands everyday looking for information on everything from regression assumptions to distributed computing.

Machine Learning

Deep Learning



Data Wrangling



Regular Expressions


Software Engineering