
“Identify the problem you are trying to solve first. Then collect the data to solve that problem. Not the other way around.”
Brennan has spent the past 10+ years working in the financial industry specializing in cyber security and data science. He has previous experience as a data science instructor in both R and Python, has published in 2600 Magazine, and has presented at both data science and cybersecurity conferences.
Brennan has held cyber security, data scientist, and leadership roles at JP Morgan Chase, the Federal Reserve Bank of New York, Bloomberg, and Goldman Sachs. He also participates in the data science community with his non-profit pro-bono work at DataKind and the New York City Data Science Academy.
Brennan holds a masters' degree in Business Analytics from New York University, and a BS in Management Information Systems from Temple University.

If he’s not behind a computer, Brennan is spending his free time underwater. He is an avid swimmer and water polo player.