Other investors in Summly, Mr. D'Aloisio said, include Wendi Murdoch, wife of Rupert Murdoch, the chief executive and chairman of Wall Street Journal owner News Corp.

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Photo (supplied by participants) from dinner Friday, at the Hotel Schatzalp in Davos: Melinda Gates, Sarah Brown, Wendi Murdoch and Indra Nooyi hosted the for women supporting maternal health.

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Wendi Murdoch (in photo), who hosted the dinner with Sarah Brown (in photo)and PepsiCo CEO Indra Nooyi (in photo), told the group that the cause was deeply personal to her since her grandmother had died while giving birth to her mother in China.

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Meanwhile, media mogul Rupert Murdoch, 81, met his wife Wendi Deng, 43, in 1997 when she was working for News Corp.

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Embattled media mogul Rupert Murdoch has at least one loyal supporter: Wendi Deng.

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The picture is further complicated by the fact that Mr Murdoch has two young daughters from his third marriage, to Wendi Deng (another potential successor?).

ECONOMIST: Family businesses