2019, Jena, Germany 15th SPARC Topical Workshop September 7-11, 2018, Lisbon, Portugal 14th Topical Workshop of the SPARC collaboration September 11-14, 2017, Caen, France 13th Topical Workshop of the SPARC [...] Kraków, Poland 12th Topical Workshop of the SPARC collaboration September 22-26, 2015, Fodele, Crete 11 th Topical Workshop of the SPARC collaboration October 16-17, 2014, Worms, Germany 10 th Topical Workshop [...] Collaboration Meeting in Belfast, UK September, 1st, 2006 SPARC Workshop in Piaski, Poland September, 6-11, 2005 In Remembrance of Prof. Dr. Gerhard Soff and his Contributions to our Field SPARC Workshop at