title: IUTAM
abstract: Since the often so-called 0th Congress in Innsbruck there have been many mechanics-related activities worldwide and it was a wise consequence to found in 1946 the International Union of Theoretical and Applied Mechanics, abbreviated IUTAM. In 2016 we can celebrate in Montreal, Canada, the 70th anniversary of IUTAM at the 24th International Congress on Theoretical and Applied Mechanics, abbreviated ICTAM. Besides these World Congresses, by the end of 2015 more than 380 symposia and summer schools