Dr. Alexander Jones

"Hello, Greg. I see you're running the facility quite smoothly. That is good. "                                                                                                -'' Dr. Jones talking to Greg''

Dr. Alexander Jones was an employee at Aperture Science. It is unknown of the timespan he worked at Aperture, but it is assumed he worked there in 1960s into the late 1990s. Dr. Alexander Jones was an employee at Aperture Science. It is unknown of the timespan he worked at Aperture, but it is assumed he worked there in 1960s into the late 1990s.

Overview
Dr. Alexander Jones was assumed to be a scientist and involved with Greg, as in one of his diary entries it states that he was hired to assist Greg after he replaced Caroline. In a letter sent by Cave Johnson, pictured in the gallery (which is only a transcript, the original letter has been lost), where he was told to assist Greg and also settle disputes and tell some teams of researchers to be quiet about their research.

Alexander is alive during the events of the Portal games, and survived the Seven-Hour War, and somehow got to a resistance base but was either killed by an Antlion or a Combine Soldier.

List of appearances (free edit)

 * In a scrapped advertisement encouraging people to join Aperture science with Dr. Samuel O. Harren