Secure Scanned : 10/09/2026
De Slimste Mens 2026 -
Overview:Challenger: Jan Jaap van Weering is a Dutch etiquette and protocol expert. Through his consultancy firm, Distinguished, he provides training on etiquette and protocol. He has appeared in programs such as Hoe heurt het eigenlijk? and reaches a large audience on TikTok with humorous videos about etiquette. He also performs the stage show Zegevieren met Manieren.




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