Not the phone on the table. The phone in your hand.

The famous finding that a phone just lying on the table makes conversations worse didn't hold up when it was repeated. What clearly costs connection is using it: checking, answering, half-listening. Put it away when someone talks to you, and look up.
P Evidence: promising. Good studies, but small or few. Use it and keep checking.
C Evidence: contested. The research disagrees. Named, so you can stop worrying about it.
Two close repeats of the 2013 "mere presence" study (356 people) found no effect on relationship quality (Linares & Sellier 2021, 🟡) · so the "mere presence" claim Sinek repeats is graded 🔴; using the phone mid-conversation is the part to cut.
Not medical, legal or financial advice.
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