Cited in Bloomberg City Lab: “There’s a lot of variation and unknown in pooled trips,” says Natalia Barbour, a professor of transport at Delft University of Technology. “You have to account for the other passengers, a possible detour, and more.”

In 2023, Dr. Barbour was on the list of 10 people to follow by Lyft:“Claim to fame: Barbour researches travel behaviors and how to get people to adopt new ways of moving, with a specific focus on the relationship between health and mobility.”

“Helmets really do make a difference when it comes to protecting your head (we’re talking a 58 percent reduction in brain injuries, per a 2023 review in Nature).”