Oliver Brett - Screaming Frog spoke at Search Leeds 2018 conference with a presentation titled Why SEO wizards need user testing hobbits. Oliver is an SEO working at ScreamingFrog, a company that is first an SEO agency and they sell the tool Screaming Frog, probably the best SEO tool.

Here are the links to the things we talked about:

Lord of the SERPS Twitter account

User testing tools that Oliver mentioned: https://www.whatusersdo.com/ https://www.usertesting.com

Here is the presentation:

SearchLeeds 2018 - Oliver Brett - Screaming Frog from Branded3