Inquiring at the level of the inter-group is delving into the assumption that inter-group relations play a profound role in an individual’s perceptions of the world, and thus directly influence how they treat others, and are treated by others.

Inquiring at the level of the group is to uncover the presence of a group mind, in a way that a group member acts behavior not only on their own behalf, but also on behalf of the group or parts of the group.

lnquiring at the interpersonal level is to delve into the assumption that we are social beings and difficulties in our relationships emerge from our social style and orientation.

Inquiring at the level of the intra-personal or self is to delve into the assumption that our behaviour is primarily a function of our style, personality or nature.