Dear colleague, The 2011 International Symposium on Integrative Bioinformatics (IB2011) will take place on March 21-23, 2011 in Wageningen (the Netherlands). There still are opportunities for presenting posters and software demonstrations at the Symposium. You are invited cordially to send in an abstract for presenting a poster or a software demonstration. The conference website for registration and abstract submission can be found at www.bioinformatics.nl/ib2011/ and www.imbio.de/ib2011/. Please use the templates as provided on the Journal's website (http://journal.imbio.de/instructions.php). The deadline for abstracts for posters or a software demo is February 15th. Hope to see you in Wageningen. On behalf of the organising committee, Jack Leunissen Wageningen UR IB2011 is organized by Wageningen University and Research Centre, the Leibniz Institute of Plant Genetics and Crop Plant Research (IPK) Gatersleben, and IMBio e.V.