The author of the CCW would like to express his gratitude to the following institutions and persons for making the CCW website possible.

Global Biodiversity Information Facility (GBIF) (http://www.gbif.org/).

Netherlands Biodiversity Information Facility, Dutch GBIF node (NLBIF) (http://www.nlbif.nl/).

ETI Bioinformatics (merged with Naturalis Biodiversity Center).

Stichting ter Bevordering van Natuurwetenschappelij Onderzoek (SBNO).

Uyttenboogaart-Eliasen Foundation for the Promotion of Entomological Research in The Netherlands (UES) (http://www.ue-stichting.nl/).

Ruud Altenburg (ETI BioInformatics/Naturalis) for developing the website with all included functionality, and for his willing ear to my many wishes.

Tinde van Andel (NLBIF) for early support and finding ways to start making the CCW available online.

Crane fly friends and colleages for sharing with me their opinions and thoughts about the CCW, for promoting the website, and for pointing out the necessary improvements. I hope they will continue doing so.

Pjotr Oosterbroek