[Sean McGuinness](/profile/SeanKMcGinnis) is New Jersey's main Public Lab organizer. He also works closely with the newly formed (2013) [Philadelphia group](/wiki/philadelphia). Current projects include infrared imaging with the Ironbound Community Corporation. An early regional project was Grassroots Newark, organized by [Jen Hudon](/profile/Hudonnoodles) in 2011, which focused on development and community issues on both sides of the Passaic River: http://grassrootsnewark.wordpress.com/.