Mr. Tetzlaff's artistic seriousness has won him the respect of critics worldwide.
Yet if no one with pretensions to artistic seriousness would name Hockney among their favourite artists, he is difficult, even impossible to dismiss.
Titled "Aggressive Goodness Series," they are meant to bring a sense of goodness into a world where artistic seriousness is often associated with brutal negativity.
This is probably also the reason why some music scholars deny "deeper level" and "artistic seriousness" of his works.
Hartmann's works were characterized by artistic seriousness, dramatic vitality, and in particular, by national coloring which appealed deeply to Danish audiences.
But their looseness may also reflect a project in which time, materials and artistic seriousness were in short supply.
The cellphone piece had a certain artistic seriousness of purpose, too.
Rudolf Serkin, a pianist renowned for his artistic seriousness, certainly did not agree.
Concerned with girls in adolescence and their elders, who bequeath their deep-set issues, the novel attempts to make the connection between religious devotion and artistic seriousness.
Others, thrilled that the work of an architect of such obvious sophistication and artistic seriousness could have such public appeal, fall all over themselves in praise.