From the New York Times:
"More than 20 years ago, the psychologist Arthur Aron succeeded in making two strangers fall in love in his laboratory. Last summer, I applied his technique in my own life, which is how I found myself standing on a bridge at midnight, staring into a man’s eyes for exactly four minutes.
Let me explain. Earlier in the evening, that man had said: 'I suspect, given a few commonalities, you could fall in love with anyone. If so, how do you choose someone?'"
Also, as a follow-up, the first article's companion piece: