I will be giving a talk about testing at the Rails Conf Hispana.

You can download the pdf Presentation (in spanish) or watch it here:

(embedded into the blog thanks to slideshare.net)

I'd like to thank a friend of mine, Karl Westas (http://www.) for helping me with the design stuff, he did a great job!

Update:
Jorge Maeste published his notes about the conf on his blog.