the young teacher's 'self-identification' [='identification'] with his students
He needed to show (his) 'identification' before they would cash the check.
They had/felt a (strong) sense of 'identification with' their neighbors.
(..) Yes, I know. Here, here, here. Can you help me, please? Let me call you back. Bye. You have identification? - Do you have anything else? - What for? What's wrong with that? This is $ you want to withdraw. I know how much it is. Will you give me your okay, please? I'm sorry. You need two pieces of identification. Listen. I'm a doctor. I have patients waiting to see me. Are you going to help me or do I have to see the manager? The manager will tell you, you need (..)1974 The Gambler