Emily Hawthorn 's Father.
Creator of Leviathan/Gaia
worked in the Alien studies Department, The first person from earth to go to HomeWorld.
Married a woman he met on HomeWorld and adopted her unborn son Sherman Hawthorn Jr
Slightly younger but lived in the same time period as Jordan Keerigan-Smith. Would have looked up to him. Jordan might have been a mentor. Lynzee and Sherman's wife might well have been friends.