Who was Ben Finstrom in the book the God's Tribesman?

Ben Finstrom is a character in the novel "The God's Tribesman" by Paul Hazel. He is a member of a doomsday cult led by Jeremiah Swarthow and becomes the protagonist Robert Sutherland's friend and ally as they navigate the challenges presented by the cult and its charismatic leader. Ben plays a significant role in the story's development and in the ultimate resolution of the cult's activities.