Find the Person Behind an Email Address ping.fm/9X2xF

When Will I Be Mayor? - Become the Mayor on Foursquare ping.fm/lhFPJ

a wealth of reference management ping.fm/chw1X

The hidden costs of peer review ping.fm/Sh8PX

Update - you can now remove creators from Facebook Pages!! ping.fm/9hs5G

1 in 10 in Singapore have iOS device, highest penetration in the world ping.fm/BEF7m

Libraries and Games ping.fm/xU1zd

Singapore government looking for a few good men (and women) ping.fm/Z2nXk

TwentyFeet - Aggregate all your online stats ping.fm/fQfNL

Photo Memories in Facebook ping.fm/lmVQ0