tell (one) about (someone or something)
1. To speak or relate information to one about someone or something. So, tell me about your job. The police wanted me to tell them about my friends.
2. To give one an indication of or insight into what someone or something is like. The way a person dresses can tell you a lot about them. What does this paragraph tell us about the author's use of metaphor?
tell someone about someone or something
to give information to someone about someone or something. Please tell me about Wallace. You were going to tell me about the old neighborhood.