Hands-free or not, phone calls pull attention away from driver’s brain — ‘you tend to create pictures in your head’ when no one else is in the car: Research

This is why using a hands-free phone while driving is also dangerous
WalesOnline, August 13, 2019

Attention needed — UK Parliament transport committee’s report on ‘driving while using a mobile phone’ identifies key issues

Ban hands-free phones in cars after rise in road deaths, MPs suggest
The Guardian, August 13, 2019

‘Inadequacies’ in UK crash reports are missed opportunity towards providing life-saving data: Research

Drink, drugs and poor vision may be contributing to more accidents than we thought
Daily Gazette and Essex County Standard, November 19, 2018