Lean In: Women, Work, and the Will to Lead

Sheryl Sandberg worked at the U.S. Treasury, then at Google, before becoming Facebook's chief operating officer in 2008, a role she held until 2022. In 2010 she gave a talk that went viral, sharing something simple: in every meeting she attended over the years, the higher the job title, the fewer women sat in the room.

The 2013 book grew out of that talk, mixing academic research with her own path through large companies. The point is not to say that women work less or try less. It is to ask why, even though more women have been graduating from college for decades, the top of companies is still mostly male.

Sandberg is upfront about where she is speaking from: a wealthy executive with a nanny, a driver, and a support team at home, which explains much of the criticism of the book that comes up later in this summary.

In practically every country in the world, the proportion of women drops as the job title rises. More women than men enter many colleges, the base of companies has a similar number of each, and yet the boardroom ends up, most of the time, being a room full of men. Sandberg calls this the leadership ambition gap.

It is not that women have less ambition in general. It is that they learn early to aim their ambition at the home and at relationships, while men learn to aim theirs at a career. This pattern does not come from a single culprit. It is the sum of small things repeated for years.

A girl who raises her hand too much at school is told she is bossy, while a boy who does the same is called a natural leader. You can see this in any company in America: women enter at a rate similar to men in their first full-time job, but with each promotion the group thins out, until almost only men are left in management.

Sandberg tells of a literal scene: at an important meeting, the women executives arrived and sat in the chairs lined up along the wall of the room, leaving the central table to the men, even though they held the same rank. She had to ask them, point blank, to take a seat at the table.

This becomes a metaphor for the whole book: women tend to feel less comfortable taking up space that is already theirs by right, whether a physical seat in the room or a voice in a meeting. This has a name, impostor syndrome, that feeling that your own success was luck or a favor, not competence.

The way out the book proposes is not to fake confidence that isn't there. It is to notice the habit of making yourself small and to practice, little by little, taking up the space your résumé already guarantees. At a homeowners' association meeting or in a church group, the same muscle of speaking first is worth training.