For @wikipedia and @wikimedia:
https://twitter.com/WikimaniaLondon/status/498377803214389248 (the
wording is a bit local ;) but the link should be of interest globally.
Seems this list hasn't seen any retweet suggestion from the
@WikimaniaLondon team yet...)
For @wikimedia:
https://twitter.com/maira/status/497082758162681856
--
Tilman Bayer
Senior Operations Analyst (Movement Communications)
Wikimedia Foundation
IRC (Freenode): HaeB