With the first big heat waves of summer, the news is full of stories about how important it is to not leave [kids, pets, the elderly or disabled, et cetera] in a parked car.
The gem of the stories is always when they share tips for avoiding these tragedies, one of which is always "To avoid forgetting an infant in the back seat, keep something back there that's important that you won't forget, like your purse or briefcase."