Our Staff

Mazin Sidahmed, co-founder & senior reporter

Mazin Sidahmed previously worked for the Guardian US in New York during the 2016 US elections, where he covered a variety of issues including surveillance and criminal justice, as well as the rise of hate crimes following the election. Mazin left the news desk to join the award-winning Guardian Mobile Innovation Lab where he helped develop new mobile-specific story formats. He started his career writing for The Daily Star in Beirut. He reported on the Syrian refugee crisis, weapons transfers to Lebanon and the plight of migrant domestic workers. Upon moving to the U.S., Mazin also contributed to Politico New York where he covered real estate, with a focus on the New York City Housing Authority, and City politics. 

Max Siegelbaum, co-founder & senior reporter

Max Siegelbaum began reporting in post-revolution Egypt, where he wrote about the Egyptian judiciary, the dying infrastructure of Alexandria and an association of men with enormous mustaches, among many other subjects. He is a graduate of the Stabile Center for Investigative Journalism at Columbia University and has written for newspapers in Denver and Pittsburgh, Foreign Policy, VICE and STAT, among others. In the United States, he has investigated healthcare conditions for detained immigrants with mental illness, due process violations of immigration courts located inside prisons and an inconsistently enforced law in Colorado that’s designed to protect domestic violence survivors.

Janet Guyon, senior editor

Janet Guyon has written and edited for The Wall Street Journal, Fortune, Bloomberg, and Quartz in New York, London, Atlanta and Brussels, and was editor-in-chief of TheStreet.com. She is currently pursuing a J.D. at New York Law School where she is a global law fellow and junior staff editor on the law review.

Felipe De La Hoz, reporter

A native of Barranquilla, Colombia, Felipe De La Hoz has lived in Mexico City, Brasilia and exotic Bethesda, Md. His journalism career started as an assistant to a freelance photographer in Brazil, helping cover the Confederations Cup riots in 2013. From there, he went on to New York University, where he double-majored in journalism and political science and minored in web programming. He was a participant of the Dow Jones News Fund’s first data journalism program and The New York Times Student Journalism Institute, and has interned or freelanced for a range of New York–based publications, including amNewYork, the New York Observer, The Wall Street Journal, Gotham Gazette and Village Voice. He is passionate about immigration policy, law and data, and its human impact on New Yorkers. He is fluent in Spanish and Portuguese. When not working, he enjoys jazz and film photography.

Allen Arthur, social media editor

Allen Arthur completed the Newmark Graduate School of Journalism’s Social Journalism program in 2016, where he is now also the assistant to the program director. There, he worked (and continues to work) closely with formerly incarcerated people. With them, he founded The Art of Return, a bimonthly event featuring art and story from formerly incarcerated individuals. His investigation into Tennessee’s “safekeeping” law was published by the Marshall Project, was on the cover of USA Today, and led to a bipartisan bill changing the law. His work has also been in YES! Magazine, The Crime Report, and – of course – Documented.