Count those guys above. I mean, you can count, can’t you?
Now pay attention as we swap heads and feet.
Oops.
Are there 12 or 13? You are paying attention, aren’t you? 😈
That little bundle of fun comes to The Hannibal Blog via Jim M., a regular reader here. Jim emailed me this and a few other links apropos of my recent rumination on human perception and memory — or rather the laughable fallibility thereof.
Here is a classic video clip that you’ve probably seen. Even if you have, watch it again. You might be surprised again:
Plus, for the masochists among you, a little puzzle to ruminate on, and another little illusion.
Thanks, Jim!
Conclusion: Never trust the human mind, your mind. (And thus be humble behind the wheel … by switching that gadget off.) 😉
Hannibal and Me: life lessons from history 
I no longer trust my mind, it’s tricked me before. In fact, several times. That would have been in the late 60’s, of course, and it had help.
I’d like door #3, please.
http://www.wired.com/wiredscience/2011/06/audio-excerpt-incognito/
And one more reason!
Great link, Lainey. Thanks.
There seems to be spate of books in this genre (preception, the brain playing tricks on us…) lately. Perhaps it’s in the Zeitgeist.
Oh man, I remember seeing a clip from the original gorilla experiment when I took psych 101 in undergrad. Probably the most attention that poor grad student ever held at once from that class.