
62 | CHAPTER 4 Introduction to Cognitive Science and Cognitive Informatics
intellectual means, yet fundamentally an intellectual process” (Shallcross & Sisk,
1999, para. 4).
Some believe that knowledge is acquired through perception and logic. Percep-
tion is the process of acquiring knowledge about the environment or situation by
obtaining, interpreting, selecting, and organizing sensory information from seeing,
hearing, touching, tasting, and smelling. Logic is “[a] science that deals with the prin-
ciples and criteria of validity of inference and demonstration: the science of the for-
mal principles of reasoning” (Merriam-Webster, 2007, para. 1). ...