Ken Pfeifer is Chief Investigator and Assistant State Director for New Jersey MUFON and the past State Director for MUFON Rhode Island and Vermont. He was one of the original members of the MUFON Star Team. He has personally investigated over 1,100 case files.

He is also the webmaster for two popular websites worldufophots.org and worldufophotosandnews.org that contain over 12,000 UFO Photos and 2,800 case files chronicling the photographic evidence of UFOs which routinely appear in the skies around the planet.

Ken also had seven UFO sightings and Close Encounters at Area 51 in May of 2006. He is a pilot and Desert Storm veteran who has actively worked to classify and expose the presence of the craft—and the beings who fly them. Ken has been on many radio programs discussing this topic.

Ken has been married for over forty-three years and retired in 2000.