From the Marxist-tinged anarchism of the Haymarket martyrs to the Occupy Wall Street movement, these essays give a vibrant sense of the central role of the Left in social movements and struggles of the past and present, and highlights some of the amazing individuals, whose unstoppable energies generated remarkable transformations. Left Americana considers both the limitations and successes of Christian socialists, Communists, Maoists, Trotskyists, and the “New Left” activists of the sixties and seventies in creating profound social and political change.