Sandra Tillson

Dr. Sandra K. Tillson was an archaeologist in the employ of the Office of Naval Intelligence. In 2557, she was studying the Composer at Ivanoff Station.

Biography
Sandra Tillson was born on May 14, 2506, on Lodestone. At some point of her life, Tillson studied and earned her doctorate in archaeology in the Pegasi Institute.

During the Raid on Ivanoff Station in July 2557, she assisted in evacuating the station, while Master Chief John-117 cleared the station of Covenant attackers. Tillson volunteered to stay behind to detonate the HAVOK nukes the Chief and Cortana planned to destroy the Composer with. However, she was killed when the Didact activated the Composer, digitizing her and everyone aboard Ivanoff Station, save the Master Chief.

Production notes
Sandra Tillson was voiced by actress Adrienne Barbeau in Halo 4.

List of appearances

 * Halo 4