The 16th-century timber-framed thatched cottage that was his country home for his last three decades stands in excellent repair in Shallowford, a deeply rural, tiny hamlet aptly named for the fishing stream that runs through the property.

WSJ: It Has Hooked Generations of Fishermen | Izaak Walton | The Compleat Angler | By H. George Fletcher

Jackson and fellow researcher Larry Pesce plan to release two tools, affectionately named Reaper and Stalker, that use Perl scripts to harvest data from the stream of location-tagged photos that are continuously posted via Twitter on services like Twitpic, YFrog, the more risque SexyPeek.

FORBES: Researchers Show How Twitter, Twitpic Make Stalking Simple