User blog comment:Raymorn/Bioware Co-Founder Dr. Ray Muzyka Speaks Out/@comment-2250460-20120322004633/@comment-118213-20120322010303

From what I've gathered, Shepard isn't yet indoctrinated, she is merely going through the process of being indoctrinated. The idea is that the vision which includes the 'Starchild', Anderson and the Illusive Man is Harbingers attempt to take full control of Shepard, to which Shepard can resist.