According to wikipedia.org: Deindividuation is a concept in social psychology that is generally thought of as the loss of self-awareness in groups, although this is a matter of contention. Now some of us will think that if we carry ourselves (identity) with us, how can we lose our self-awareness, well there are many ways, some examples are: Becoming a part of a large group, such as a mob or army. Becoming engrossed in an interesting task, such as a hobby. Meditation and other contemplative activities. Deindividuation is when a person loses his individual identity and gains the identity of the group. We have often noticed, when two groups argue or fight, it often looks like two people are fighting/arguing. Factors of deindividuation in a group are: Anonymity, so I can not be found out. Diffused responsibility, so I am not responsible for my actions. Group size, as a larger group increases the above two factors. Conformity to a social norm When you are in a group...