The Tyranny of the Average

Seen and Not Seen has an interesting post about “the tyranny of the average” in the design world.  A good read, worth the time.  If you are in a hurry, this graphic tells the gist of the story very clearly:

This has got me thinking about a lot of things we do in the data world, especially with respect to business intelligence.  One of the more useful buzzwords I have heard lately is “shadow systems“, describing the unofficial spreadsheets and databases that spring up within an organization to allow people to get things done (I have written a lot about them).

Too often, we  create or purchase data solutions that are designed to answer questions that the average user might have, as specified by the program sponsor, project manager, and developer.  The problem with this is that usually this user doesn’t exist at the time the design is finalized, is even less likely to exist when the project is completed, and is virtually guaranteed to be extinct within a year after rollout.

This means that designing for the average user delivers tools that aren’t useful to anyone.  Instead, we need to design data tools that are general enough to fit a large user base, and flexible enough to be updated to keep up with a changing business environment.  We don’t want to move at the speed of business at the time of design, we want to match the changing accelleration of the business over the life of the product.

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2 Responses to “The Tyranny of the Average”

  1. Vincent McBurney Says:

    Well said. It is scary to think just how small a band “average users” really are. Also that one unaverage user who does create a shadow system has a network of colleagues and can take dozens of them away from the standard BI tools onto the shadow system. Flexibility is a big part of selecting BI tools. Give your users control and they will love the tools.

    regards
    Vincent

  2. morgan Says:

    Vincent, thanks for your feedback. Interestingly, often the “unaverage users” you mentioned are the most influential, as they will have the technical skills and drive to get things done. Best to get them on your side or any BI system is going to struggle.

    My $0.02,

    Morgan

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