1. What is perception? contrast sensation & perception… b sensation - transduction and basic coding of information about the world ('micro' level) b perception - interpretation of sensory information in terms of objects, events, etc.; prior knowledge or experience is required to process sensory information ('macro' level)

3. b "Whilst part of what we perceive comes through our senses from the object before us, another part (and it may be the larger part) always comes out of our own mind." -- William JamesWilliam James

4. Illusions b When stimulus sensed does not much percieved reality b Topic of study to understand how the brain “fills in the holes”, or adds to the experince b illusions are a powerful and fun tool for revealing constraints that mediate vision and perception.

14. On Your Own b Thresholds subliminal vs. supraliminalsubliminal vs. supraliminal strength of stimulus vs. probability of detectionstrength of stimulus vs. probability of detection b Signal Detection Theory b Perceptual Span b Iconic Storage b Echoic Storage