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Google’s Experiments to Mess With Your Mind



Yesterday, we talked about the importance of A/B and multivariate testing. Google offers Website Optimizer (for free) and now we learn just how much the search engine eats its own dog food.

Here’s an A/B experiment that Google has conducted. See if you can spot the difference.

Page 1:

Page 2:

Yeah, I didn’t spot it either, but apparently there is slightly more white space around the first listing, in page 1.

Should you be that granular with your A/B testing? Maybe not, but Google explains just how subtly it’s messing with your mind testing your preferences each day.

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  1. [...] is always testing – but often the tests are so subtle you hardly notice them. Andy Beal and Manoj Jasra both spotted some, betcha can’t tell what Google’s testing just by [...]

  2. [...] Google’s Experiments to Mess With Your Mind [...]