By Jonathan Jeffery To be famous these days with no grounding and no substance is not especially difficult. I urge you instead to seek to be relevant, to be agile and educated.” — Anna Wintour Anna Wintour is one of the most well-known names in fashion. She’s been Vogue’s editor-in-chief since 1988 and Conde Nast’s creative artistic director since 2013. Wintour is not…