Jason McCabe Calacanis (born November 28, 1970) is an American Internet entrepreneur and blogger. His first company was part of the dot-com era in New York, and his second venture, Weblogs, Inc., a publishing company that he co-founded together with Brian Alvey, capitalized on the growth of blogs before being sold to AOL. As well as being an angel investor in various technology startups,Calacanis also keynotes industry conferences worldwide.