Slate: Does Google know who you are as well as they think they do?

Great piece up on Slate today: Does Google Accurately Guess Your Age and Gender?

Click here to go to the page for preferences for Google ads. It contains Google’s assumptions about you.

Those of you with shared computers might find this particularly strange.

But here’s what Google assumes about me given my internet history:

I’m really not all that interested in fantasy and science fiction films, but maybe more than others? Maybe some recent writing and searching for the Psychotronic Film Festival and for The Hobbit trailers skewed my results? If you use the same computer for work and for pleasure, the ad preferences obviously might conflate the two.

And then there’s this:

Well, I am male, but I’m still a ways off of 55. Although closer than I’d like to be . . .