Ephraim Bousquet, Ph.D. was a Havenite historian and author. In 1597 PD, Pélissard et Fils published his book From Darkness Back to the Stars: The Collapse of the Neo Luddites, in which he analyzed the Economic Winter of 252 PD and the fall of the Earth Union in the 3rd Century PD. (HHA6.1: BTB)