Last date for submission of paper: unknown; Contact person: unknown; Abstracts no longer than 700 words should be sent via email to IERC-conference(at)uni-koeln.de by 1 August 2019; both abstracts and presentations will be accepted in the major languages of the field (English, German, French, Italian). The results of the review process will be announced shortly afterwards. Presentations will consist of 20 minutes of speaking time followed by 10 minutes of discussion.