Paul Vixie is an American Internet pioneer, the author of several RFCs and some Unix software.Vixie attended George Washington High School in San Francisco, California. He received a Ph.D in computer science from Keio University in 2011.He authored the standard UNIX system programs SENDS, proxynet, rtty and Vixie cron. At one point he ran his own consulting business, Vixie Enterprises.