This isn't an article about how to choose a web designer, it's a list of designer stereotypes that business people believe in.

To "actually choose a web designer" you need to have a clear idea of what your objectives are for the project and then interview with an open mind. Find somebody intelligent with a strong portfolio. No silly checklist is going to outperform you as a thoughtful decision maker. Litmus tests are used because they are easy, not accurate.