Twitter's advertising chief Sarah Personette tweeted on Tuesday that she had resigned her post last week, adding further uncertainty for advertisers wondering how the social media company will ...

Puck tapped the former Twitter executive Sarah Personette as chief executive officer of the news startup, where she will be tasked with shepherding its expansion into new coverage areas and markets.

Former Twitter head of ad sales Sarah Personette has been tapped by digital news startup Puck as the company’s new CEO. Personette will begin her role — which has been vacant since Puck co ...