When 'the older woman' is a mom

From Kristin Cavallari's 24-year-old boyfriend to Anne Hathaway's upcoming 'The Idea of You,' motherhood brings a whole lot of baggage to age-gap relationships.

Kristin Cavallari’s hard launch, Anne Hathaway’s “The Idea of You,” and Annie Ernaux’s “The Young Man.”

A few weeks ago, the 37-year-old reality-TV star Kristin Cavallari hard-launched her relationship with a 24-year-old. She went straight to the grid with a smiling photo of herself alongside Mark Estes—a college football player turned social media influ…