The Positioning System

    Mary Smith Was a Knocker-Upper in 1930s London. Then Electricity Arrived.

    Mary Smith shot dried peas at windows to wake workers for six pence a week. It was essential work, until electricity made it obsolete. What her story teaches about upskilling before the market moves past you.

    1 min readBy Lindsay MustainCandidate Value Ladder

    Originally shared on LinkedIn: April 3, 2026

    Mary Smith Was a Knocker-Upper in 1930s London. Then Electricity Arrived.

    Mary Smith was a "knocker-upper" in 1930s London. She shot dried peas at the windows of workers to wake them up in the morning.

    A human alarm clock.

    She charged six pence a week, about $2 USD. It was essential work.

    Until electricity became commonplace. And knocker-uppers disappeared. So did lamplighters who lit the street lights.

    Electricity came along, and these jobs were no longer needed.

    And this is what most professionals don't understand about the job market. Rules change. Systems evolve. Jobs disappear. Upskilling must happen.

    If you're still job searching like it's 2005, you're Mary with a pea shooter in a world full of smartphones.

    Today, automation and AI rank resumes. Recruiters scan in seconds. Most applicants are buried underneath thousands of others.

    But what hasn't changed? Referrals dominate hires. Visibility beats the volume of job applications.

    So the question to ask isn't "why isn't this working?" The question is "am I using a strategy built for a market that no longer exists?"

    Evolution isn't optional when it comes to job searching in 2026. It's survival.

    For the full framework on staying visible as the market evolves, read the Candidate Value Ladder™ manifesto.

    If you're ready to build a strategy for the market that actually exists, come get the whole framework at TheoryOfHireability.com.

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    Published April 3, 2026