*We apologize if you received this email several times. To be removed from our mailing list, please respond to this message with UNSUBSCRIBE in the subject line.* WORDS 2019 12th International Conference Loughborough, September 9–13, 2019 http://words2019.lboro.ac.uk *Announcement* WORDS is a biannual international conference covering the mathematical theory of words (sequences of symbols) from all points of view: combinatorial, algebraic, algorithmic, as well as its applications to biology, linguistics, physics, and others. The previous WORDS conferences have taken place in Rouen (1997, 1999), Palermo (2001), Turku (2003, 2013), Montreal (2005, 2017), Marseille (2007), Salerno (2009), Prague (2011), and Kiel (2015). The 12th International Conference on Words, WORDS 2019 will take place on September 9-13 2019 at Loughborough University, UK (http://www.lboro.ac.uk/departments/compsci/). Co-chairs of this edition are Robert Mercaș and Daniel Reidenbach. *Invited Speakers* Antonio Restivo (Palermo) Florin Manea (Kiel) Svetlana Puzynina (St. Petersburg) Antonio Restivo (Palermo) Gwenaël Richomme (Montpellier) Aleksi Saarela (Turku) Kristina Vuskovic (Leeds) *Program Committee* Marie-Pierre Béal (Paris) Srecko Brlek (Montreal) Émilie Charlier (Liège) Volker Diekert (Stuttgart) Gabriele Fici (Palermo) Anna Frid (Marseille) Amy Glen (Murdoch) Štěpán Holub (Prague) Shunsuke Inenaga (Kyushu) Robert Mercas (Loughborough) co-chair Dirk Nowotka (Kiel) Jarkko Peltomäki (Turku) Edita Pelantová (Prague) Narad Rampersad (Winnipeg) Daniel Reidenbach (Loughborough) co-chair Jeffrey Shallit (Waterloo) Arseny Shur (Yekaterinburg) *Important dates* Submission deadline: April 12, 2019 Notification to authors: May 20, 2019 Deadline for final versions: June 3, 2019 Conference: September 9–13, 2019 *Submission guidelines* Submitted papers should not exceed 12 pages and be prepared according to the following guidelines and LNCS-style LaTeX2e. All proofs omitted due to space constraints should be given in an appendix or made accessible through a reliable link to a freely available electronic preprint (updated before submission). These will be read at the discretion of the program committee. Only original submission which have not been submitted for publication elsewhere will be considered. Papers should be submitted electronically in PDF through the EasyChair system: https://easychair.org/conferences/?conf=words2019 *Contact* Words2019@lboro.ac.uk The conference is organised by the Department of Computer Science, School of Science, Loughborough University, UK.