They seem to be everywhere now. Smart doorbells like Amazon’s Ring are catching porch pirates in the act and revealing nocturnal animal hijinks. But they’re also constantly monitoring delivery drivers who essentially work on our doorsteps. A new report from the nonprofit research group Data & Society explores how this “doorbell surveillance” is affecting delivery drivers. Marketplace’s Meghan McCarty Carino speaks with Aiha Nguyen, program director for Data & Society’s Labor Futures Initiative, on how the proliferation of these cameras is influencing delivery jobs that are increasingly being done by gig workers with few protections.