At what number largest executive search firm is Claudio Fernández-Aráoz a senior adviser?
Claudio Fernández-Aráoz: Claudio Fernández-Aráoz is an Argentinian author, international speaker and global expert on talent and leadership, ranked by "BusinessWeek" as one of the most influential executive search consultants in the world. Claudio Fernández-Aráoz:  He is currently a senior adviser of Egon Zehnder. Egon Zehnder:  Egon Zehnder is the world's third largest executive search and talent strategy firm.
third