Tor: People

The Tor Project is a 501(c)(3) non-profit based in the United States. The official address of the organization is:

The Tor Project
122 Scott Circle
Dedham, MA 02026-6416 USA

The organization consists of many volunteers and a few employees. Please don't contact us individually about Tor topics — if you have a problem or question, please look through the contact page for appropriate addresses.

Core Tor people:

Jacob Appelbaum (Developer and Advocate): Runs the Tor DNSEL site, the Tor Translation Portal, and also the in-progress Tor weather site.
Roger Dingledine (Project Leader; Director): Original developer of Tor; now plays pretty much all the roles to keep everything on track.
Matt Edman (Developer): Lead developer for Vidalia, a cross-platform Tor GUI included in the Windows and OS X bundles.
Sebastian Hahn: Worked during the 2008 Google Summer of Code on a networking application to automatically carry out tests for Tor. Currently assists in migration to Git and generally helps out a lot.
Andrew Lewman (Executive Director; Director; press contact): Manages the business operations of The Tor Project, Inc. Builds packages for Windows, OS X, Red Hat, and SuSE.
Karsten Loesing (Developer): Worked during the 2007 Google Summer of Code on distributing and securing the publishing and fetching of hidden service descriptors. Currently working on making hidden services faster and more reliable, and on metrics.
Nick Mathewson (Chief architect; Director): One of the three original designers of Tor; does a lot of the ongoing design work. One of the two main developers, along with Roger.
Steven Murdoch (Researcher and Developer): Researcher at the University of Cambridge, currently funded by The Tor Project to improve the security, performance, and usability of Tor. Creator of the Tor Browser Bundle.
Peter Palfrader: Manages the Debian packages, runs one of the directory authorities, runs the website and the wiki, and generally helps out a lot.
Martin Peck (Developer): Working on a VM-based transparent proxying approach for Tor clients on Windows.
Mike Perry (Developer): Author of TorFlow, a Tor controller that builds paths through the Tor network and measures various properties and behaviors, and new author of Torbutton.
Paul Syverson: Inventor of Onion Routing, original designer of Tor along with Roger and Nick, and project leader for original design, development, and deployment of Tor. Currently helps out with research and design.
Jillian C. York: Jillian C. York is a writer, blogger, and activist based in Boston. She blogs on the uses of Tor and anonymity at KnightPulse.

The Tor Project Board of Directors:

Ian Goldberg (Director): Cryptographer, privacy expert, and professor; one of the designers of Off-the-Record Messaging.
Xianghui (Isaac) Mao (Director): Chinese blogging and privacy activist. His current activities can be found at his website.
Frank Rieger (Director): CTO of GSMK Cryptophone.
Wendy Seltzer (Director): Lawyer, cyberlaw professor, and founder of ChillingEffects.org.
Fred von Lohmann (Director): Fred is a Senior Intellectual Property Attorney at the Electronic Frontier Foundation (EFF). His complete bio can be found at the EFF Staff Site.
Along with Roger, Nick, and Andrew listed above as Directors.

Summer students:

Christopher Davis: Adapts Polipo to depend upon the libevent library, making use of its event loop, asynchronous DNS resolver, and utility library. (schedule, code). Mentor: Nick Mathewson
Sebastian Hahn: Addresses the content distribution issues of Thandy, the secure software updater for Tor, by including libtorrent and setting up a tracker to learn about new packages (schedule). Mentor: Martin Peck
Damian Johnson: Builds a command-line application for monitoring Tor relays, providing real-time status information such as the current configuration, bandwidth usage, message log, etc. (code).
Kory Kirk: Extends Torbutton by implementing three feature requests, namely the tor:// association, better refspoofing, and more granular cookie control (status updates). Mentor: Mike Perry
Runa Sandvik: Improves usability of translating the website by automatically converting wml files to po files (and back) so that they can be handled by Pootle (status updates). Mentor: Jacob Appelbaum
Stephen Tyree: Develops a plugin API for Vidalia and creates a plugin to allow HerdictWeb integration, a project aiming at identifying website inaccessibility using user submissions (schedule, code). Mentor: Matt Edman

Core translators:

Bogdan Drozdowski: Polish.
fredzupy: French.
Ruben Garcia: Spanish.
Jens Kubieziel and Oliver Knapp: German.
Pei Hanru and bridgefish: Simplified Chinese.
Jan Reister: Italian.
Masaki Taniguchi: Japanese.
Jan Woning: Dutch.
ygrek: Russian.

More volunteers:

Anonym: Maintainer of the Incognito LiveCD.
Kevin Bankston: EFF lawyer who helped write the Tor Legal FAQ and tirelessly answers the phone when somebody in the world has a legal question about Tor.
Christian Fromme: Helps out on Tor weather, gettor, and other projects.
Kasimir Gabert: Maintains the TorStatus statistics pages.
Geoff Goodell: Started the Blossom project which uses Tor as its overlay network; also helped motivate Tor's control interface to be as flexible as it is.
Aleksei Gorny: Working on Tor exit scanner improvements (svn), originally started as part of Google Summer of Code 2008.
Robert Hogan: Developer for the TorK Tor controller.
Fabian Keil: One of the core Privoxy developers, and also a Tor fan. He's the reason Tor and Privoxy still work well together.
Julius Mittenzwei: A lawyer with the CCC in Germany. Coordinates the German Tor community with respect to legal questions and concerns.
Shava Nerad: Our former Development Director. She still works on PR and community relations.
Lasse Øverlier: Writes research papers on Tor: attacks, defenses, and resource management, especially for hidden services.
rovv (a pseudonym -- he's managed to stay anonymous even from us!): The most dedicated bug reporter we've ever heard from. He must read Tor source code every day over breakfast.
tup (another pseudonym): Periodically adds new features for making Tor easier to use as a transparent proxy. Also maintains the TorDNSEL code.
Kyle Williams: Developer for JanusVM, a VMWare-based transparent Tor proxy that makes Tor easier to set up and use.
Ethan Zuckerman: A blogger who has written some interesting tutorials for how, when, and whether to use Tor. He also teaches activists around the world about Tor and related tools.
All our relay operators, people who write research papers about Tor, people who teach others about Tor, etc.

Past thanks to:

Domenik Bork: Worked on Configuration of Hidden Services with User Authorization in Vidalia (svn) as part of Google Summer of Code 2008.
Benedikt Boss: Worked during the 2007 Google Summer of Code on TOPF, a fuzzer for Tor; mentored by Roger.
Ren Bucholz: Our fine logo and images.
Fallon Chen: Worked on Improving Tor Path Selection (svn) and proposal 151 as part of Google Summer of Code 2008.
Bram Cohen: Helped design our congestion control mechanisms, in Tor's early days.
Pat Double: Creator of the Incognito LiveCD.
Justin Hipple: The other developer for Vidalia.
Christian King: Worked during the 2007 Google Summer of Code on making Tor relays stable on Windows, by developing a buffer implementation for libevent; mentored by Nick.
Joe Kowalski: Original author and provider of the torstatus script formerly run on nighteffect.
Adam Langley: Our fine eventdns code.
Rebecca MacKinnon: Former Director of Tor. Co-Founder of Global Voices Online.
Chris Palmer: Our liaison and tech guy with EFF while EFF was funding us. Also helped advocate and write end-user docs.
Matej Pfajfar: Author of the original onion routing code that Tor is based on, so we didn't have to start from scratch.
Johannes Renner: Worked during the 2007 Google Summer of Code on modifying TorFlow to measure various properties of the Tor network; mentored by Mike Perry.
Scott Squires: The original developer of Torbutton.
Camilo Viecco: Worked on Providing Blossom functionality to Vidalia (svn) as part of Google Summer of Code 2008.
Christian Wilms: Worked on Performance Enhancing Measures for Tor Hidden Services (svn) as part of Google Summer of Code 2008.