The two cover stories 'Naudsonce' was written by H. Beam Piper and 'Black Man's Burden was written by Mack Reynolds.

'Bishop Berkeley's famous question about the sound of the falling tree may have no standing in science. But there is a highly interesting question about 'sound' that science needs to consider... (H. Beam Piper)

'Conclusion. The turmoil of Africa today will - if history means anything - get worse before it gets better. But a man who knew and understood history could, perhaps, shorten that turmoil...' (Mack Reynolds)