The 16th Symposium on Thermal Science and Engineering entitled SIMTERM 2013 was held between October 22 and 25, 2013, in Sokobanja, Serbia. For the 5th consecutive time, the honour to organize the Symposium belonged to the Faculty of Mechanical Engineering in Nis, Serbia, which organized this conference in co-operation with the Society of Thermal Engineers of Serbia, with the support of the corresponding Ministry of Education, Science and Technological Development. It is an even greater pleasure that the organization of this Symposium took place in the year when the Society of Thermal Engineers of Serbia celebrated its jubilee - the 50th anniversary. The Symposium on Thermal Science and Engineering SIMTERM is a renowned international scientific conference which is held every two years.