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Zack Exley

Zack Exley
Candidate Team Leader, Brand New Congress


Zack Exley is the Chief Revenue Officer at the Wikimedia Foundation. He has recently worked at ThoughtWorks, a global IT consultancy and OMP, a U.S. fundraising and communications firm. He is the Co-Founder and President of the New Organizing Institute, a technology and strategy training center for social justice organizations.

Zack helped bring U.S. politics online as’s first Organizing Director, advisor to the Howard Dean campaign, and Director of Online Communications and Organizing at John Kerry’s presidential campaign. He often appeared as a commentator on national and international media and his work was frequently profiled.

He began developing tools for online political organizing in the 2000 U.S. election controversy, when he used a website to allow citizens to self-organize more than 100 rallies around the United States. He began his political career working as a union organizer, and has also worked as a computer programmer, factory worker, short order cook, book binder and janitor. He lives in rural Missouri with his wife and daughter.


Data Science Beekman Parlor - Sutton North
Zack Exley (Brand New Congress), Sahar Massachi (Independent)
Average rating: ****.
(4.00, 13 ratings)
There's something about AB testing that invites statistical malpractice, and that makes communication between academics and practitioners very difficult. Wikipedia's revenue is depends on doing testing right. We'd like to present simple methods that we believe accurately predict future performance from AB test results, while minimizing sample size, along with proofs from four years of test data. Read more.


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