A picture says a thousand ... making some serious competition in the profile picture game. Take a look at the photos below to see the world's most epic profiles pictures. Be the first to know ...

Scientists assigned each photo one of 35 tags like "smiling with or without teeth" and "looking at or away from the camera," to figure out all the factors that go into a truly epic profile pic.

Calling all Friends fans on Instagram, Courteney Cox has the most epic Monica Geller-related profile picture. After joining the social media site earlier this week (yep, it took her that long ...