I wonder about this. It wouldn't surprise me if popularity at 15 strongly correlated with popularity throughout life.
Losing your virginity at a young age seems to predict increased sexual experience, but not in a good way. More akin to what you're referring to:
Facial attractiveness correlated with the number of short-term, but not long-term, sexual partners, for males ... Body attractiveness also correlated significantly with the number of short-term, but not long-term, sexual partners, for males, and attractive males became sexually active earlier than their peers.
http://www.sciencedirect.com/science/article/pii/S1090513804000765
I'm not sure how they're distinguish...
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Notes for future OT posters:
1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one. (Immediately before; refresh the list-of-threads page before posting.)
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.