Derek Rey is co-founder and VP Media for Ad.ly, the endorsement platform that helps brands start conversations in social media. As a member of Ad.ly’s founding team, Derek made the market for celebrity endorsements on Twitter, creating more than 24,000 meaningful advertising experiences for 150+ Fortune 500 brands. He has been a featured guest on Fox News discussing “Twitter advertising” and is an active member of Los Angeles’ ThinkLA advertising industry group. Derek began his career in Hong Kong where studied under one of Asia’s most respected entrepreneurs, Mila How. He returned to San Francisco to join Technorati, the leading blogosphere search engine and one of the first social media companies to embrace the “online conversation.” You can find Derek on Twitter: @d_rey.