**View description for time stamps**Simons and Chabris (1999) investigated the phenomena of ‘inattentional blindness’ (also known as ‘Change blindness’), whereby an observer often fails to perceive an unexpected object or event, even if it appears in the area that the observer is observing, if their attention is focused on another object or task, or the object is not the centre of interest in the scene.Listen to this series of comprehensive podcasts which cover the core studies from the OCR A-Level Psychology (H567) syllabus, covering themes, debates, ethics, methodology and more.*Background - 0:04*Aims - 1:46*Sample - 2:22*Methodology - 2:55*Procedure - 3:35*Results - 6:32*Conclusions - 8:01*Evaluations - 9:12**Subscribe to MindVARK's YouTube channel****Follow MindVARK on Twitter**