Once, he tried to overthrow the Emperor. Another time, he put in his lot with the Veranda Society. Later, he repented and swore undying loyalty to the Empire. We shall see.
Much of what we know about LeTrent is speculation and hearsay. This much is known: He was instrumental in the retaking of Earth and the push into the rest of the solar system.
Controversy: When the Imperial Legions converted from human soldiers to robotic warriors, LT insisted on teaching the robots their race evolved from naturally occurring circuits and gears. Facing a military tribunal for his heretical teachings, Mr. LeTrent was eventually exonerated.