Simon and Chabris (1999)

Question 1

define inattentional blindness

Answer 1

failure to see an event or object in your field of vision because you are focussed on other elements

Question 2

describe the background to this study

Answer 2

• 1970s Neisser investigated inattentional blindness using basketball players (a white and a black shirt team) and the unexpected event of a woman carrying an umbrella walking across the screen, these were three separate videos overlayed together to give a transparent effect
• 22/28 participants failed to see this woman carrying the umbrella

Question 3

what is the experimental design of this study and why