UPDATE: On Wednesday March 18th, I'll be giving a talk at MediaLab Prado in Madrid (18.30).
On Monday, March 23rd, I'll be giving a talk in Seville, Spain, as part of the Zemos98 festival.
On Saturday, March 28th, it'll be turn for Porto Alegre, Brazil, where I'll be giving a talk as part of the Gamepad 2009 event organized by Feevale.
Last, but not least, on Saturday April 4th (16:30), I'll be giving at talk in Buenos Aires, at the Objeto A art gallery. They're launching an exhibit on videogames on March 18th that you should definitively check out if you're in Baires. Here's more info (in Spanish).