warren 758 research notes and 9888 wiki edits | Admin

The creator of GrassrootsMapping.org and co-founder and Research Director for Public Lab, Jeffrey Warren designs mapping and community science tools and professionally flies balloons and kites. He leads the coding community at Public Lab, and has developed the vector-mapping framework Cartagen and grassroots mapping tool MapKnitter, as well as open spectral database and toolkit Spectral Workbench.

He is on the board of of the Open Source Hardware Association and served from 2015-17 as Vice President, is on the board (since 2014) of alternative education program Parts and Crafts in Somerville MA, and an advocate of open source software, hardware, and data. He co-founded Vestal Design, a graphic/interaction design firm in 2004, and directed the Cut&Paste Labs project, a year-long series of workshops on open source tools and web design in 2006-7 with Lima designer Diego Rotalde.

Jeff holds an MS from MIT and a BA in Architecture from Yale University, and spent much of that time working with artist/technologist Natalie Jeremijenko, building robotic dogs and stuff. To find out more, visit Unterbahn.com.

Photo by ChristopherVillafuerte.com CC BY-NC-SA 4.0


122 questions asked

292 answers posted

68 activities posted

11 activities attempted


Joined about 6 years ago



spectral-workbench released for Node.js

by warren almost 3 years ago | 0 | 785 | 2


Google Summer of Code 2016: draft proposals

by warren about 3 years ago | 0 | 1,892 | 1






Announcing Spectral Workbench 2

by warren about 3 years ago | 0 | 4,301 | 3





Ongoing design of compact cuvette frame

by warren about 3 years ago | 9 | 1,821 | 1




A year of Rackspace

by warren over 3 years ago | 0 | 865 | 3


Bolt and acrylic cuvette holder research

by warren over 3 years ago | 2 | 1,423 | 0


Issues 1-3 of The Barnraiser

by warren over 3 years ago | 3 | 1,181 | 3


Barnraising Lightning Talks

by warren over 3 years ago | 0 | 845 | 0


Oil sample concentration session at Barnraising

by warren over 3 years ago | 2 | 2,149 | 2


An "open open hardware" development cycle

by warren over 3 years ago | 4 | 1,801 | 2


Slit holder for Desktop Spectrometer

by warren over 3 years ago | 4 | 2,373 | 1





How much do different oil pollution tests cost?

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warren asked about over 1 year ago

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What does oil pollution mean for my health?

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warren asked about over 1 year ago

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What could teenagers do to support Harvey response efforts?

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warren asked about over 1 year ago

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answered on Sep 08, 2017 2

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How do I collect a sample for laboratory analysis?

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warren asked about over 1 year ago

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answered on Sep 07, 2017 0

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Water Filter Effectiveness

Mempet asked about over 1 year ago

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answered on Sep 05, 2017 1

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How can the public find or make maps of the polluters next door?

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marlokeno asked about over 1 year ago

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answered on Sep 06, 2017 5

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What are soil sampling protocols being used by groups along the gulf coast?

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stevie asked about over 1 year ago

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How big are smoke particles, in microns?

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warren asked about over 1 year ago

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answered on Aug 30, 2017 1

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Calibaration or switching scale?

jayjay70 asked about over 1 year ago

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Just tried to publish a Replication of the KnowFlow and fail ...

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MadTinker asked about over 1 year ago

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answered on Jul 31, 2017 1

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How To Make Time Lapse Spectrometer

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LightWaveResearch8000 asked about over 1 year ago

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Do you have resources on odor logs and odor reporting platforms?

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gretchengehrke asked about over 1 year ago

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answered on Jul 14, 2017 0

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How do I install a bootloader on a Riffle data logger?

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warren asked about over 1 year ago

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Assembly completed but the camera doesn't work.

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1987123 asked about over 1 year ago

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answered on Oct 25, 2017 0

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Desktop Spectrometry Kit to arduino?

jjoll asked about over 1 year ago

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answered on Jun 28, 2017 2

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View these maps at MapKnitter.org »

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