(editor)  G.D.H. Cole, Towards a Libertarian Socialism (Chico, CA:  AK Press).

 

'Lessons of the Spanish Revolution and Vernon Richards', introduction to Vernon Richards, Lessons of the Spanish Revolution (Oakland, CA:   PM Press, 2019).

 

'Anarchism and syndicalism in the UK', in Marcel van der Linden (ed.), The Cambridge History of Socialism:  A Global History (Cambridge University Press, 2 vols.)