It's a no-brainer - we are all multi-nationals

The brain behaves like an international corporation to perform even the simplest of tasks, says a new study.

Sending an e-mail or eating a sandwich provoke a complex decision-making process in a key region of the brain called the pre-frontal cortex, located just behind the forehead.

"It is among the strongest evidence to date for a systemic organization of the frontal cortex," says lead author David Badre of Brown University in Providence, Rhode Island.