Why The PayPal "Mafia" Was So Great: Yammer CEO David Sacks Explains. Yammer David Sacks is one of the earliest members of the so-called PayPal "mafia," a group of PayPal employees who went on to unusual positions of influence and power in Silicon Valley.
But his first startup after leaving PayPal, a genealogical site called Geni, didn't exactly conquer the world. Then in late 2008, Sacks launched his second company, Yammer. 12 Tips to Make Your Company More Creative. Ronald Brown is a successful startup CEO with an extensive background in technology and consumer marketing.
His new book, Anticipate. The Architecture of Small Team Innovation and Product Success is available via iTunes, Amazon, Barnes & Noble, and Kobo. Last year, reports said creativity was on the decline in the U.S. Marketing.
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