From his pictures, Dustin Gessert looks like he and actor Bradley Cooper were separated at birth. But Gessert, an officer with the Wisconsin Rapids Police Department, made his own headlines recently as the leading man in a rescue story.

On an 85-degree day at the end of May, Officer Gessert was responding to an unrelated child welfare 911 call when he came across what could have been a tragic situation. He had to look twice before he saw the small boy, left alone in a car.

As parents, we often have conflicted feelings about safety: On the one hand, we can sometimes be too cautious, overestimating our child’s level of risk of a particular danger. And at the same time, we can completely dismiss certain hazards, assuming our child would never be affected. This is especially true of one particular kind of accident.