Brothers in Arms is a science fiction novel by American writer Lois McMaster Bujold, part of the Vorkosigan Saga. It was the fifth book published in the series, and is the twelfth story, including novellas, in the internal chronology of the series. Brothers in Arms was first published by Baen Books in January 1989, and is included in the 2002 omnibus Miles Errant. Source: Wikipedia (en)