Software Mogul Attacked by Elephant During Safari Published: Thursday, 3 Sep 2009 | 9:30 AM ET Text Size By: Associated Press Silicon Valley billionaire Tom Siebel says he's recovering from broken ribs and legs after an elephant charged at him and a tour guide in the Serengeti a month ago. RELATED LINKS Current DateTime: 06:31:50 03 Sep 2009 LinksList Documentid: 32671910 Not Enough Facebook Friends? Buy Them One Year Ago Today - Special Report Tips: Buy Dips and Blue Chips The 55-year-old Siebel on Wednesday told the San Jose Mercury News that the animal plowed into the guide and then attacked him, breaking several ribs, goring him in the left leg and crushing the right leg. The Siebel Systems software founder says the Aug. 1 attack occurred during a safari in Tanzania. AP He says he and the guide were watching a group of elephants from about 200 yards away when one animal charged at them without warning. He says he expects to make a full recovery after reconstructive surgery and physical therapy. Siebel's estimated worth is $1.9 billion as of 2008.