Joi-Marie McKenzie This post originally appeared in the BI Today newsletter. You can sign up for Business Insider's daily newsletter here. 'Your LinkedIn is trash' Those were the blunt words I heard from Latoya Antonio, a Spencer Stuart advisor, as she gave a presentation on how to ensure executives are prepared to join boards and other forms of executive leadership. I was sitting in an ornately decorated conference room at ExcelerateHer Women's Leadership Summit, founded by PMM Agency CEO ...