No, Facebook COO Sheryl Sandberg did not apologize for that creepy psych study

How can you leverage mobile to increase profitability for your company? Find out at MobileBeat, VentureBeat's 7th annual event on the future of mobile, on July 8-9 in San Francisco. There are only a few tickets left! Facebook played with 700,000 of its users’ emotions by deliberately feeding them gloomy and depressing information. The world got […]