12/13/2012 06:13 pm ET Updated Dec 13, 2012

HuffPost Sweaters: A Photographic History (SLIDESHOW)

6 years of cozy HuffPosters.

Arianna said it best at Thursday's holiday party: Like a tree with rings, you can tell how long a HuffPost staffer has been with the company by the number of sweaters they own.

Holiday sweaters, that is -- in 2007, Arianna started the tradition of gifting staff with sweaters every December, and we've been going strong ever since.

Check out the History of the HuffPost Sweater -- all six years -- below!

HuffPost Holiday Sweaters Through The Years

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