Loving, competent parents leave infants in hot cars because routine takes over from intention; the mechanism is habit, not negligence.

When you look at these investigations, the reason this happens is, you know, these are very responsible, very intelligent parents who will, you know, put their child in the car and then get in the car and then you just get in this mode of I'm going to work. I'm going to do my job and you're in this routine.