1) Vorkosigan Saga 
[Cetaganda] The Ghem are the lower aristocracy of the Cetagandan Empire in Lois McMaster Bujold`s science-fiction series, the Vorkosigan Saga The Ghem are the military caste and the lower aristocracy of Cetaganda. The main way for Ghem males to gain prestige and recognition is to serve with distinction in the military forces of the Empire (...