People often assume others will intervene in difficult situations - Dr
Lasana Harris (ÐÂÏã¸ÛÁùºÏ²Ê¿ª½±½á¹ûPsychology & Language Sciences) explains that the 'bystander' effect influences our behaviour in challenging and everyday
situations.Ìý (from 5 mins, 10 secs)