5th December 2022
Leading a global team of 350 journalists – how CNN grew the world’s largest digital audience
16th June 2022
The “dizzying speed of cultural change” driving demand for an “authority on tomorrow”
9th June 2022
Tackling the growing problem of journalists under attack online
11th March 2021
A backstage pass to their controversial decisions – and the changes to come
19th May 2016
Twitter’s boss on tackling trolls, getting verified, censorship, and fending off rivals
