Wall Street Journal’s Alejandro Lazo takes a look at the ways the modern commute is changing, thanks to smarter transportation systems and ride-sharing services. (subscription may be required.)

Uber Technologies and Lyft, which are best known for providing fleets of private drivers that are matched to an individual passenger through a smartphone, recently introduced ride-sharing services. These systems group riders based on algorithms that match distances and times of trips with other commuters headed toward similar directions.

Susan Shaheen, a researcher at the Transportation Sustainability Research Center of the University of California, Berkeley, says ride-sharing carpool services could help fix some of the “first-mile, last-mile” issues with U.S. transportation grids, meaning they can provide the shorter trips to and from public transportation that currently aren’t well served. Just as happens now, commuters would pay through mobile apps and the services would take a percentage of the money charged.

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