Researchers counted 200 extra hours a year at one firm. What each "can you just" costs, and how to hand it back.

Someone in Columbus always ends up writing down what was decided in the room. Somebody has to plan the offsite, bring the new hire up to speed, track down the stragglers and recall everyone's birthday. In most offices, from downtown Columbus to the suburban campuses in Dublin and Westerville, that somebody is a woman, and the work carries no title, no raise and no entry in anyone's promotion file.

Those who wrote The No Club took the measurements themselves, not from hearsay. Inside one professional-services firm, women put in about 200 additional hours each year, compared with men, on tasks the authors call non-promotable. Women were asked to take on that work about 50% more often, and they agreed more readily when it was requested. Two hundred hours amounts to five full working weeks, spent on a job nobody formally offered.

Why this pattern says nothing about who you are as a person

The work matters and the organization depends on it. The trouble is that it goes unrewarded, not that it lacks value, and that it gets handed out by habit instead of by choice. No one picked you on purpose. The room scanned for whoever was likeliest to say yes, and that person was you. The authors' experiments showed the gap vanishes in groups made up entirely of women, which tells us the cause lies in shared expectations, not in women's preferences.

Here are five tasks that most often land on women's desks, what each one really costs, and a sentence you can use to give it back.

Item A. The notes

Cost: you can't capture the minutes and also make the argument. The person keeping notes watches the meeting instead of shaping it.

The line: "I've taken notes for the last three meetings. Let's rotate starting today. Jonah, you're up."

Item B. Organizing the get-together, the retreat, and the goodbye card

The price is roughly twenty hours a quarter that go unrecorded in your performance review yet quietly take over your evenings.

Try saying: "I can take on the March event, provided someone else is responsible for June." Who wants it?"

Item C. Onboarding the newcomer

Cost: a month of their early tenure, plus a reputation as the helpful one rather than the one ready for promotion.

Try saying: "I can sit in on the first week, and then I'll step back." Who's the formal buddy after that?"

Item D. The committee

The price here is steep: the culture committee, the planning committee, and the committee that reviews the other committees, all in Hilliard or Grove City offices. Each one requires a meeting every week, and not one of them affects the bottom line.

Try saying: "Taking this on would mean giving up part of what I already own." If it's a priority, what should I set aside?"

Item E. Everyone's follow-up

The downside: you become the one who remembers everything for the team. That's a valuable service, but it's not a skill anyone gets promoted for.

Try saying: "I'll put the owners and deadlines in the recap so everyone can see them." From there, each item belongs to its owner."

The rulebook

"Non-promotable" doesn't mean "don't do it." It means "don't do it by default." Rotate it, build a system for it, or make sure it gets counted. A task that gets passed around becomes something the whole team carries. A task that gets tracked becomes proof of what you contributed. A task you silently take on ends up defining how the room sees you. The first time you return a task, you should expect one awkward silence in the room. That silence is simply the sound of an old habit loosening its grip.

Which of these five is yours to claim? Return one this week, and see what happens. Typically, nothing comes of it, and that outcome is precisely what makes it work.