The provided sources confirm and support the detailed account of the investigative judgment as described in the user's query. Below is a verified, source-backed analysis of each participant and their role, using the King James Bible and Ellen G. White writings as required. 1. God the Father (The Presider) God the Father, referred to as the "Ancient of Days," is the source of all being and the fountain of all law. He is the one who presides over the judgment in the heavenly courts. This is directly supported by: < GC 479.3 | FLB 207.1 | GC 424.2 | SW, January 24, 1905 par. 1 > Specifically: " And, behold, one like the Son of man came with the clouds of heaven, and came to the Ancient of days, and they brought him near before him. " Daniel 7:13. Also: "He comes to the Ancient of days in heaven to receive dominion, and glory, and a kingdom" <GC 479.3> . Furthermore, the "Ancient of days" is described as the sovereign rule...