Experts noted that people often hesitate to respond when a situation feels ambiguous, a key feature of the bystander effect. Two years ago, when he saw a car spin out of control on a highway bend and end up facing the wrong direction, Mr Shafik Walakaka didn't hesitate. He pulled over, positioned his vehicle to block the oncoming traffic, and got out.  He proceeded to check on the driver who was semi-conscious, could not walk and was being assisted out of the car by his passenger.  Mr Shafik