3 entries
Brian Dean, Backlinko
Backlinko reported essentially zero correlation between using the exact keyword in the title tag and higher rankings. The same study also found zero correlation between site loading speed and rankings.
Google Search Central
The documentation states: "While E-E-A-T itself isn't a specific ranking factor, using a mix of factors that can identify content with good E-E-A-T is useful."
Andrey Lipattsev, Google
Asked to name the top two ranking signals (RankBrain having been publicly confirmed as the third), Lipattsev said the top two are "content and links pointing to your site." This gave the running order as content, links, then RankBrain.