Home » Digital Marketing » Content » Webinars » Webinars – as host » 4 Hours of E-A-T | What is E-A-T and Why is It So Very Important?4 Hours of E-A-T | What is E-A-T and Why is It So Very Important? Published by: SEMRush. Guests: Jennifer Slegg, Ric Rodriguez, Casey Markee. Host: Jason Barnard. April 24, 2020.