Journal Thermal Science is at your tables or at your computer monitors more than 10 years. With this issue we will fulfill eleventh year of publishing. During this long period we passed long journey from two issues per year, with 7-8 papers, to four issues per year, contain ing 12-15, or even more papers in some cases. With great success we started to publish special issues devoted to the specific scientific topics, devoted to some important scientific events or to the distinguished scientists.