Ars Technica, here, links to the homepage of "Next Century Cities" - with that being a click away from a members list (including Winthrop as the list's closing entry):
http://nextcenturycities.org/member-cities/
As apart from Next Century Cities there are last century towns [with Town Centers]. Name one?
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In reviewing the Next Century Cities site, look at the resources page, linking, e.g., here, here and here.
FURTHER UPDATE: Another Ars item, here.
