Lt. Cmdr. Jadzia Dax Rank: Lieutenant Commander Position: Dead. Chief Science Officer Actress: Terry Farrell Race: Trill Background: Had 7 previous hosts: 1. Lela (Major Kira)-Legislator. 2. Tobin (Chief O'Brien)-Mathematician. 3. Emony (Leeta)-Gymnast. 4. Audrid (Quark)-Symbiosis head and mother. 5. Torias (Dr. Bashir)-Short-lived. 6. Joran (Capt. Sisko)-Insane musician. 7. Curzon (Odo)-Sisko's old friend.