Twitter appoints Jack Dorsey CEO, seeks new chairman

Twitter Inc named Jack Dorsey as its permanent CEO but said it would look elsewhere for a chairman, seeking to allay concerns about its co-founder's dual role as head of the mobile payments company Square. Twitter's shares rose as much as 6 percent on Monday after the announcement, which ended months of speculation about who would take the top job at the microblogging service. Dorsey has been running Twitter as interim CEO to much acclaim since his predecessor, Dick Costolo, stepped down on July 1

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Twitter sentiment on pope sours over meeting with gay marriage opponent

By Angela Moon NEW YORK (Reuters) – Sentiment toward Pope Francis turned sour on social media over his meeting with a Kentucky county clerk who refuses to issue same-sex marriage licenses, data compiled by Thomson Reuters showed. The ratio of positive versus negative tweets on the pope had been about 2.6 to 1 on average during and shortly after his Sept

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Oregon shooting ‘threat’ may have circulated on social media

The anonymous postings and numerous replies appeared on the site 4chan.org hours before a 20-year-old gunman opened fire at Umpqua Community College in Roseburg, Oregon, on Thursday, killing and wounding an as yet undetermined number of people. Emailed questions to federal law enforcement officials about the postings were not immediately answered

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Square could take hit on IPO with Jack Dorsey leading Twitter

By Heather Somerville SAN FRANCISCO (Reuters) – The much anticipated initial public offering from Silicon Valley payments company Square could take a price hit if its chief executive, Jack Dorsey, takes a second and possibly more demanding job: running Twitter. “Management and management focus are the single most determining factor of the success or lack thereof of a company pursuing an IPO,” said Lise Buyer, an IPO consultant with Class V Group in Silicon Valley who also helped guide Google Inc's IPO

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EU antitrust chief says Apple, Google cases show no U.S. bias

By Foo Yun Chee BRUSSELS (Reuters) – Europe's antitrust chief dismissed on Friday accusations of anti-U.S. bias over her decision to go after Google for abusing its Internet search dominance and Apple over an Irish tax deal, saying such talk was a fallacy

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