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Piotr Migdal earned this badge 5 times
aug 22 at 12:03Why do humans have sex in private?
jun 10 '12 at 21:17Perception of probability of being right
may 24 '12 at 18:01Do only humans spend a lot of time daydreaming (or having “stimulus-independent thoughts”)?
jan 30 '12 at 16:33Perception of time as a function of age
jan 22 '12 at 14:08Performance of a group solving a cognitive task: How does it scale?