We invite the submission of posters presenting projects, current developments, and technological or methodological approaches to Linked Open Data. The posters will be on display for the entire duration of the conference, and will offer the perfect opportunity for informal networking. The topics illustrated in the posters will be also briefly presented to the audience on Wednesday the 12th of December. To apply, please send an abstract of 300 words in English to lp4@mainzed.org by October 14th.