Shop the Library GLAS Vision Library Categories: Select a Category External World, Impact, Opportunities and Brand Action, Doing, Results and Productivity Relating, Culture, Communication and People Purpose and Meaning Identity and Self Leadership, Leading and Strategy GLAS Vision Library External World, Impact, Opportunities and Brand | Action, Doing, Results and Productivity | Relating, Culture, Communication and People | Purpose and Meaning | Identity and Self | Leadership, Leading and Strategy | Never Split The Difference (Chris Voss with Tahl Raz) visual synopsis by Dani Saveker £4.00 Have Questions? We'll review your message and get back to you within 48 hours.