A change in attitudes is needed before people will stop using cellphones in their cars.

A six-month Waka Kotahi safety camera trial across Auckland spotted 242,000 potential offences, including drivers using handheld phones or not wearing a seatbelt.

Neuroscience educator Nathan Wallis says we need a culture change so people don't have to be constantly available by phone.

He told Kate Hawkesby people need to take the issue more seriously, as continual phone use is just waiting for an accident to happen.

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