Playground Politics: When Other Parents Don’t Step Up (The New York Times)

Of course, you’re an attentive parent, but what about the other moms and dads on the playground’s periphery who are ¬†too entranced by their iPhone to see what their little one just did to yours – or worse, witness the entire debacle and do nothing? Just how do you deal with what author Nicole Blades refers to as the OPK – Other Person’s Kid?