Emily Weiss was wearing a tuxedo with no shirt underneath ... Glossier had just become a unicorn. 7 Sales to Shop, Stat: Up to 80% Off at Wayfair, Double Discounts at Madewell, and Wrinkle ...

SEE ALSO: 8 of the biggest beauty trends in 2016 (so far) The brand is the brainchild of Emily Weiss, 31, who launched her highly addictive and engaged beauty blog, Into the Gloss, in 2010.

I first learned about Emily Weiss and Glossier from the forum r/skincareaddiction on Reddit. I remember being floored by how fanatical these Redditors were—not only about Glossier and its ...