Speaking of debunking urban myths, how about those of the SEO world? I just posted about a list of things that may (or may not) influence how a page will rank in search engines. But what convinces people of the truth behind a particular factor? Cause and Effect - Not Always Easy to Determine from Scottie Claiborne over at Search Engine Guide looks at how you can end up assuming something is working a certain way for all the wrong reasons, plus gives some basic tips on how to test correctly.

Introducing SES Online
Want to view one of the sessions you missed or listen to an especially informative presenter a second time? SES New York sessions are available for purchase on ClickZ Academy's new e-Learning site. SES is now Online!

