Jenny's best friend doris got a bad case of food poisoning after eating at a mexican restaurant. for weeks afterward, every time jenny spent time with her, doris would go on and on about how awful it was. now jenny refuses to touch mexican food, because she thinks she may get sick too. it appears jenny has fallen prey to the bias in decision making called

It is known as the Availability Heuristic. It is a mental alternate route that depends on quick illustrations that ring a bell while assessing a particular theme, idea, technique or choice. The accessibility heuristic works on the thought that if something can be reviewed, it must be vital, or if nothing else more imperative than elective arrangements which are not as promptly reviewed.