World's richest man Bernard Arnault has been holding monthly lunches for his children as 'auditions' to find his successor at LVMH. His only daughter Delphine (48) is Dior's CEO. His eldest son Antoine (45) is an LVMH board member. Alexandre (30) is associated with Tiffany and Frédéric (28) is TAG Heuer's CEO. Bernard's youngest son Jean works at Louis Vuitton.