One strategy that helped streamline the Duggars' lives was a “buddy system” established by mom Michelle.
Their fundamentalist Christian faith holds that women’s highest calling is as wives and mothers running happy households.
The one notable exception: oldest daughter Jana.

At 31,Jana is still unmarried and living at home.
Her other big passion is drinking coffee; the brew figures prominently in herInstagramfeed.
So why is she still single?

Fans have some thoughts on the topic.
Johannah, Jennifer, Jordyn-Grace, and Josie are all tweens and early teens.