What is our concern?...This is the question that John Brockman has laid down to dozens of the most influential experts in the world on his Edge.org site (according to The Guardian, "the smartest web site in the world"). He asked them to confess what they were most concerned about, and to show them why the topics should be addressed.... 

Individual responses complement each other and consist of a multi-layered and ambiguous image of the contemporary world. Last but not least, the published texts, some of which have been printed in advance by the Respekt weekly, together, create a fascinating insight into what the leading scholars and thinkers are concerned about, what issues they are worried about or who, on the other hand, have ceased to worry.