Cognitive Psychology focuses on those areas of Psychology which deal with the processing of information. Within the framework of the chapters listed below it covers topics such as: sensory, working and longterm memory; the real world implication of research in memory; focused, auditory and visual attention; divided attention; vigilance and absent-mindedness; the encoding and decoding of speech; reading and sign language; thinking; reasoning; problem solving; subjective judgements of probability; artificial intelligence.