I don't belive it is needed, and frankly immoral. Brainwashing techniques are more common than you think.
The True Story of Brainwashing and How It Shaped America Fears of Communism during the Cold War spurred psychological research, pop culture hits, and unethical experiments in the CIA title: brainwashing from a psychological viewpoint subject: brainwashing from a psychological viewpoint keywords Read about brainwashing techniques.

CMV: Military bootcamp is basically brainwashing. Most of us associate brainwashing with covert Cold War spy operations and old black and white movies. Why should the military be allowed to do it? He mostly just thrives on compliments, which don’t cost me anything to give but the relationship is one-sided to say the least. Social Isolation • Contact with family is prohibited for all soldiers • Friends are abridged from communicating with the enrolled civilians • Contact with people who do not share group-approved attitudes Destabilization of the soldier's basic consciousness • Reality awareness •

He is in the military and I am thousands of miles from family….we just moved, I have been a stay at home mom since 2008, and I just don’t know what would be best for the kids…to stay and keep family intact or leave. Brainwashing Techniques - Brainwashing techniques typically follow a set of steps that are designed to break down a person's thought patterns. In fact, you could be subject to brainwashing in your daily life. I know that it's not mandatory, my country hasn't had the draft for a while now, of anyone can join.
I belive taking average Joe or Jane, telling him/her what to think, what to say, and what to do, having people brake you down, is wrong. But brainwashing techniques are used far more commonly than you would think, and in the modern day world.