Lay, along with Burnett, was a scientist who expressed the relationship between the negation of internal quantum numbers and spacetime inversion as "applying quantum vertex transformation to antiquark phenomena". This individual's name was mentioned in journals read by Lieutenant Commander Data as he was searching for clues on how to detect cloaked Romulan warbirds during the Klingon Civil War in 2368. (TNG-R: "Redemption II" ) This character was only mentioned in writing.