Update on our recent production run

By Lyndon Estes
July 29, 2016
Category: News

After a few weeks of travel and some catch-up, I now have a chance to give some feedback on the most recent produ... Continue reading

Frequently Asked Questions

By Lyndon Estes
June 13, 2016
Category: FAQs

Answers to an accumulating list of frequently asked questions.  

*Status: 30 June, 18:10 EST:  We have now stopped the co... Continue reading


We are just a few days away from taking our revised and extensively tested system back online and intro production (really!)

By Lyndon Estes
May 23, 2016
Category: News

Watch this space and our Facebook page for a post announ... Continue reading

Mapping africa going live soon!

By Lyndon Estes
December 14, 2015
Category: News

I am excited to announce that we have completed the next round of upgrades to Mapping Africa's underlying sof... Continue reading

Status update

By Lyndon Estes
November 04, 2014
Category: News

A status update is long overdue, my apologies (a variety of other projects have unfortunately intervened). So herewith a su... Continue reading

Mapping africa beta’s debut

By Lyndon Estes
October 06, 2013
Category: News

We are now in the process of correcting our quality control algorithm and implementing our bonus payment s... Continue reading

Please visit us for project news and updates

By Lyndon Estes
October 03, 2013
Category: News

If you are a user of the Mapping Africa system on Mechanical Turk, or interested in becoming one, we encou... Continue reading

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Mapping Africa was developed at Princeton University with support from IIASA, NASA and NSF