Special thanks to:
• Dennis Boutkan, chair of the selection committee
• Gebr. Silvestri, graphic design
• Royal Posthumus, tile production
• City of Amsterdam, city center district
• Erwin Olaf Foundation
• Twelve Trains, website
• Johnston Text & Training, English editing
• Xandi Buys Fonds
• Zac West
And everyone else we consulted in making a careful selection and/or who contributed to the wording of the tile texts.