Called an interface guru by publications like Wired and Fast Company, Aza is the co-founder of Massive Health, and was until recently Creative Lead for Firefox. Previously, he was a founding member of Mozilla Labs. Aza gave his first talk on user interface at age 10 and got hooked. At 17, he was talking and consulting internationally. Aza has founded and sold two companies, including Songza.com, a minimalist music search engine that had over a million song plays in its first week. He also creates modular cardboard furniture called Bloxes. In another life, Aza has done Dark Matter research at both Tokyo University and the University of Chicago, from where he graduated with honors in math and physics