Fredy Perlman was the leading theorist of green anarchy before primitivism, one of the main forces behind Fifth Estate and Black and Red Press, and a continuing inspiration. His life is touchingly chronicled in Lorraine Perlman's biography, Having Little, Being Much.
This pamphlet includes reprints of some of the essays that are harder to find in print:
Ten Theses on the Proliferation of Egocrats;
Anything Can Happen;
Purpose of Black and Red;
To the New York Review of B[ooks];
On The Machine in the Garden.