Before 2020, Jennifer Sey, a top executive at Levi Strauss & Company and a leading candidate to be the company’s next leader, barely used social media. Two years later, Ms. Sey was out of a job, in part, in her telling, because of her activity on Twitter.Ms. Sey’s unusual exit last month from Levi’s after more than 20 years generated a flurry of headlines, with her claiming in a widely circulated essay that her advocacy for school reopenings during the pandemic made her a pariah at work and ultimately led to her ouster.But the road to her departure was complicated. It touched on issues like whether corporations can control the personal speech of their employees, particularly in a period of isolation, and the politics tied to speaking on certain platforms, like Fo …
