In days past, the long fluorescent-lit aisles of the grocery story were filled with the matriarchs of the family. Like a pride of lions, women took on the role of gathering food, tasked with the awesome responsibility of ensuring their children and spouses stayed healthy and well-fed. That was then. A recent survey conducted by Men’s Health says that 84 percent of men are now the primary grocery shoppers in their household.

Experts told the Washington Postthat this shift can be attributed to changes in gender roles and the fact that more people are prolonging marriage, forcing single men to shop for themselves. Harvard Business School historian Nancy Koehn joined Boston Public Radio to discuss the implications of men become the predominant grocery shoppers and why this change is happening.

To hear her interview in its entirety, click on the audio player above.