The document summarizes attendance data from past FOSS4G conferences between 2006 and 2011. It shows line graphs depicting rising attendance numbers, with 902 attendees in Denver 2011 being the highest. Pie charts show the geographical distribution of attendees, with North America making up 76% and Europe 18%. The US alone accounted for 612 attendees. The document discusses the collaborative and educational nature of the conferences in bringing together the 'meeting of the tribes' in open source geospatial technologies. It provides information on the local organizing committee and sponsors for FOSS4G 2011 in Denver.

1. Welcome to

2. FOSS4G Attendees
900
892
830
675 721
550
529
450
436
225
0
Lausanne 2006 Victoria 2007 Cape Town 2008 Sydney 2009 Barcelona 2010 Denver 2011

3. FOSS4G Attendees
1000
902
830
750
721
500 529 550
436
250
0
Lausanne 2006 Victoria 2007 Cape Town 2008 Sydney 2009 Barcelona 2010 Denver 2011

4. 42 countries

5. Europe
157
18%
North America
Asia
674
25
76%
2.8%
South America
11
1.2%
Africa Australasia
4 16
0.5% 1.8%

6. North America 674 Europe 157 Asia 25
U.S.A. 612 Netherlands 20 Japan 13
Canada 56 Italy 17 Indonesia 7
Mexico 4 Norway 16 Taiwan 3
Honduras 1 France 16 South Korea 2
Trinidad & Tobago 1 United Kingdom 15
Sweden 15
Germany 14 Australasia 16
South America 11 Spain 8 Australia 11
Venezuela 4 Denmark 6 New Zealand 5
Brazil 4 Switzerland 6
Bolivia 1 Finland 5
Chile 1 Austria 4 Africa 4
Colombia 1 Ireland 2 South Africa 2
Belgium 2 Kenya 1
Czech Republic 2 Ivory Coast 1
Russia 2
Latvia 1
42 892
Portugal 1
Romania 1
Poland 1
Hungary 1
countries Estonia
Croatia
1
1 people

7. “Meeting of the tribes”

8. Photo by black vanilla - http://flic.kr/p/6S4C96
Outreach
Outreach / Education

11. FOSS4G 2007
Victoria

16. Functionality Cost Support
Terms Predictability

17. Photo by Taylor McConnell - http://flic.kr/p/a1QTt3

19. Photo by Darkroom Daze - http://flic.kr/p/akwNzD

21. Functionality Cost Support
Terms Predictability

23. What is the way forward?

24. Photo by mandiberg - http://flic.kr/p/62NbiE

25. Tyler Mitchell
Executive Director of OSGeo

26. Local Organizing Committee
Ben Tuttle Jeff McKenna Chris Helm James Fee Tyler Erickson
Matt Krusemark Brian Timoney Rafel Moreno Matt Ball Tyler Mitchell

27. ... and associates
Jonathan Harahush Mike Tafel Jason Sanford

28. The GITA gang

29. Eric Wolf

30. Platinum
Gold
Silver

31. Bronze

32. Media