Kenneth Soona

Kenneth Soona aka The Thinker (Bernie Coulson) – an unofficial fourth member, a computer hacker, who succeeded in accessing files and encrypting them onto a digital tape in the season 2 finale of the X-Files titled "". The Thinker first appeared in the season 2 episode titled "". The Thinker was killed by assassins working for the, who eventually re-acquired the tape. He was referred to in the first episode of season 3 titled "" as being murdered, but he was not in that episode.