DC Database

Professor Abraham Davis was a renowned scientist and inventor who aided in the development of Starman's Gravity Rod[1] and Phantom Lady's Black-Light Ray.[2]

He was abducted and held hostage by Doctor Doog and his "Brotherhood of the Electron". Davis was rescued by Starman.[3]


  • Although this character was originally introduced during DC's Earth-Two era of publication, their existence following the events of the 1985–86 limited series Crisis on Infinite Earths remains intact. However, some elements of the character's Pre-Crisis history may have been altered or removed for Post-Crisis New Earth continuity, and no longer apply.
  • In Earth-Two continuity, Davis was the sole inventor of the Gravity Rod.