This chapter will focus on the psychological mechanisms that take part in deliberation and influance the process of deliberation. It will look at [[Conservatives and Liberals|tendencies|]] of participents in deliberation. It will check the [[Motivation in Liberalism|motivation]] for participating in deliberation, in order to increase the participation rate and the qulety of participation. It will investigate the cognitive process of [[Decision making|decision making]]. And will Check how we can [[Education|bring up a a new genration of deliberative participents]].