Frederick Wilford Sturckow, born August 11, 1961, is a veteran of 4 Space Shuttle flights, all of which docked with the International Space Station. This makes Sturckow one of two people to visit the ISS four times. His first mission was STS-88 in December 1998 aboard the Endeavour. His second was aboard Discovery (STS-105) in August 2001. His third was in June 2007 on Atlantis (STS-117). His final mission (STS-128) on Discovery again in August 2009.