Language Acquisition Device Found; by R. Davis; From Volume CLI, Number 2, of Speculative Grammarian, April 2006. \u2014 At a recent press conference in Istanbul Prof. I. Jones, chief on-site archeologist at an excavation of an Upper Paleolithic site in central Turkey, made an announcement that stunned the linguistics community: a language acquisition device, or \u201cLAD\u201d has been found. (Read by Trey Jones.)