'Our memories are basically who we are,' says Nachum Ulanovsky of the Department of Neurobiology at Israel's Weizmann Institute of Science.

• Position: HEALTH BEAT - Brief article

"Our memories are basically who we are," says Nachum Ulanovsky of the Department of Neurobiology at Israel's Weizmann Institute of Science. "I suspect that this is why people are so afraid of the various memory dysfunctions--because if you lose your memory then, in some way, you lose your identity and personality." Ulanovsky investigates memory using bats, creatures with a brain structure remarkably...