Mentioned primarily in passing by Lucille, the Red Wizard Ketir Astora was remembered as being cold, calculating, and pragmatic. Reputation of the clan and the continuation of the arcane history seemed to be the most important thing to Ketir, so much so that he developed a paranoia surrounding the likes of the colleagues around him.
After a bit of introspection, Lucille continues to regard him on the level of a horrible parent. However, with a new perspective, she seems to have developed an understanding that some of her sisters did not.