Week 6. Introduction

Are you able to recall what you spoke about a few weeks ago? or Have you ever recall some memories of your childhood while sleeping? Some may say "Yes." and Others may say "No." Then, here is another question. Is it a conscious memory or an unconscious memory? Many people must answer to former question quiet easily but they must have trouble in answering to latter question. Then, where the problem stems from? It is because there are too many ambiguous concepts and memories which cannot be classified easily as one of them.(conscious or unconscious)

Hence, I argue that there is another level of information processing called 'preconscious'