Co Verdaas
![Co Verdaas](https://upload.wikimedia.org/wikipedia/commons/9/90/Co_Verdaas.jpg)
Verdaas studied urban planning at Radboud University Nijmegen. Het developed the so-called ''Ladder of Verdaas'', a system for solving traffic problems. Besides he is singer and guitarist in the rock band John-Boy & The Waltons. Provided by Wikipedia
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