One of the experts of the structured matrices, Georg Heinig was found dead in his apartment in Kuwait in May 20th 2005. The heart attack has been confirmed as the cause of his death.  

 It has been well known that Georg Heinig was one of the structured matrices experts. He has been well known as the active member of the Integral Equations and Operator Theory journal.  

 In their writings on the Georg Heinig in Memoriam, they have stated that Georg Heinig would always be one of the best colleagues that they have ever had. This was the way to show the great respect to him.