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_Jeffrey Warren, WhereCamp Boston 2011_
##Creating cheap open source aerial imagery and data for community efforts to cleanup a polluted neighborhood in Brooklyn, NY, USA##
_Eymund Diegel, PICNIC 2011, Amsterdam_
##FOSS4G 2011: Crowdsourcing Aerial Image Mapping with [MapMill.org](http://mapmill.org) and [MapKnitter.org](https://mapknitter.org)##
_Sept 15, Denver_
##Mapping Democratization Conference, CU Boulder, Sept 2011##
_"Situating activist mapping technology" - 44 slides, 20 minutes_
##2011 MIT-Knight Civic Media Conference Lightning Talk##
_20 slides, 3 minutes_
##Personal Democracy Forum 2011##
* [grassroots-mapping-public-laboratory-pdf.key](http://archive.publiclaboratory.org/download/grassroots-mapping-public-laboratory-pdf.key) (125mb)