SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/cadet-crowdsourcing-core-challenges

What must a crowdsourcing system do besides attract contributors?

It must combine and evaluate contributions to solve the problem.

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  1. Accept every input unchanged
  2. Combine and evaluate contributions ✔
  3. Keep contributors from participating

Why: A large crowd creates useful scale but also uneven input. The system needs ways to retain users, define contributions, merge them, and judge their quality.

Huh, didn't know that: Anhai Doan, Raghu Ramakrishnan, and Alon Halevy describe crowdsourcing as a general problem-solving method.

The dad joke
Why did the crowd solve the puzzle? Everyone brought a piece.
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References

Answer: Combine and evaluate contributions. A large crowd creates useful scale but also uneven input. The system needs ways to retain users, define contributions, merge them, and judge their quality.

  1. Learn to Lead, Volume 4 www.gocivilairpatrol.com/media/cms/Volume_4_Web_4028F891F0A14.pdf
    How to combine user contributions to solve the target problem?
    Checked 2026-10-10.

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