| LM network resources
- Core elements: Institute of Ideas | Spiked | List of all pages on the network
- Key People: Frank Furedi, Michael Fitzpatrick, Claire Fox, Helene Guldberg, James Heartfield, Mick Hume, Phil Mullan, Brendan O'Neill, Keith Teare, James Woudhuysen,
- Publications: Living Marxism | LM Contents | LM Commentaries | Frank Furedi: List of Publications | Confrontation | The next step
- Precursors: Revolutionary Communist Tendency | Revolutionary Communist Party
- Companies: Junius Publications | Informinc (LM) Limited | Cyberia | Easynet | CScape | Academy of Ideas
- Background: Bibliography | Chronology | Images and logos | Scribd document archive
Mark Birbeck is a software developer and has been formerly associated with the libertarian and anti-environmental LM network, having been the national organiser of Workers Against Racism (circa 1993), and written for Living Marxism and Spiked. 
He is married to Jan Macvarish.
- Blog: 'Mark Birbeck'
- Facebook: 'Mark Birbeck'
- LinkedIn: 'Mark Birbeck'
- Twitter: 'Mark Birbeck'
- ↑ Letter: Labouring under an illusion BYLINE: From MR MARK BUTLER The Independent (London) October 11, 1993, Monday SECTION: COMMENT PAGE; Page 17
- ↑ "Mark Birbeck articles", Spiked website, accessed 2 May 2010