What's changed since he was a Dawson's Creek pinup? "I'm not nearly as embarrassed being called attractive at 30. At 18, you're tall, gawky, bad haircut. Somebody tells you you're a heartthrob and you feel like a fraud. At 30, I'm happy, I'm in love," says Jackson, now 31, dating actress Diane Kruger and starring on FOX's paranormal drama Fringe. "I can take it all with a grain of salt."