Tren Griffin works at Microsoft. Previously, he was a partner at Eagle River, a private equity firm controlled by Craig McCaw, with investments in the telecommunication and software industries, including McCaw Cellular, Nextel, Nextel Partners, XO Communications, Teledesic, and many start-up firms. His early career included five years working and living as a business consultant in Korea and Australia. Tren blogs about investing and other topics at 25iq.com. He is the author of The Global Negotiator: Building Strong Business Relationships Anywhere in the World; Korea, The Tiger Economy; Taiwan s Economy; Ah Mo: Indian Legends from the Northwest; and More Ah Mo.