Yes. love their work. Sound chaps by all accounts. Would love to see them shoot something, be interesting to see how two photographers work together on the one shoot.
How mert and marcus make everyone look magnificent? here is a link from their interview with the newyorker by nick paumgarten.
http://www.newyorker.com/fact/content/?040927fa_fact1
i just love their latest ad of louis vuitton *faints ;-P