Gary Stein is the Senior Analyst for online advertising and marketing for JupiterResearch; he also focuses on the Consumer Packaged Goods industry. Topics that Stein covers include advertising formats, rich-media, media purchasing tactics, marketing strategies, and consumer behavior online.

Stein writes a column on marketing for the online journal ClickZ and maintains a Weblog covering online marketing trends. Gary has appeared on CNN, in The Wall Street Journal, and in many newspapers and trade journals. He also teaches a class at San Francisco State on strategic interactive marketing and design.

Prior to joining JupiterResearch, Stein worked as the Senior Strategist at Red Sky, an interactive marketing and advertising agency, where his clients included Procter & Gamble, The Coca-Cola Company, Lands' End, and Nike. Before Red Sky, he worked at Poppe Tyson, one of the first traditional agencies to truly embrace the interactive medium. Stein started his career at Mactivity, Inc., a firm focused on tradeshows and publications targeting the then-emerging interactive services market. At Mactivity, he co-wrote a book on Web publishing and developed one of the first conferences for Web developers.

Stein holds a B.A. in English and M.A. in American Literature from California State University at Chico, and currently lives in San Francisco with his wife, two cats and seven bikes.