First things first: What is a wiki?!

Wikipedia, the most popular wiki worldwide, describes a "wiki" thus:

A wiki is a page or collection of Web pages designed to enable anyone who accesses it to contribute or modify content, using a simplified markup language. Wikis are often used to create collaborative websites and to power community websites. The collaborative encyclopedia Wikipedia is one of the best-known wikis. Wikis are used in business to provide intranets and Knowledge Management systems. Ward Cunningham, developer of the first wiki software, WikiWikiWeb, originally described it as "the simplest online database that could possibly work".

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What I Know Is

Read more at: http://en.wikipedia.org/wiki/Wiki

Maybe you're starting to get a general picture.

But you're probably still wondering: how does it really work? Is it true that anyone can contribute? What if you're not a tech person?

Common Craft made the following short video because, even though wikis are easy to use, they can be hard to describe.