References
- Bale, T., P. Webb, and M. Poletti. 2019. Footsoldiers: Political Party Membership in the 21st Century. Abingdon: Routledge.
- Barnfield, M., and T. Bale. 2020. “‘Leaving the Red Tories’: Ideology, Leaders, and Why Party Members Quit.” Party Politics. doi:10.1177/1354068820962035.
- BBC. 2016. “Tom Watson Urges Jeremy Corbyn to Tackle ‘Trotskyist entryism’.”August 11. https://www.bbc.co.uk/news/uk-politics-37039222.
- Crick, M. 2015. “Why Entrism is Such a Small Part of Jeremy Corbyn’s Rise.” Channel 4, August 11. https://www.channel4.com/news/by/michael-crick/blogs/entrism-small-part-jeremy-corbyns-rise.
- Fieldhouse, E., J. Green, G. Evans, J. Mellon, C. Prosser, H. Schmitt, and C. Van Der Eijk. 2019. Electoral Shocks: The Volatile Voter in a Turbulent World. Oxford University Press.
- Heller, W. B., and C. Mershon, eds. 2009. Political Parties and Legislative Party Switching. New York: Palgrave Macmillan.
- Hooghe, L., G. Marks, and C. Wilson. 2002. “Does Left-Right Structure Party Poisitions on European Integration?” Comparative Political Studies 35: 965–989.
- Keaveney, P. 2019. “A Brief History of Defections.” Political Insight 10: 35–37. doi:10.1177/2041905819891373.
- Loucaides, D. 2019. “The Brexit Revolutionaries.” New Statesman, October 2.
- Morris, C. 2018. “Party-Hopping Deja-vu: Changing Politics, Changing Law in New Zealand 1999–2018.” Public Law Review 29: 206–223.
- Murphy, S., and S. Jacobson. 2019. “Grieve Accuses ex-Ukip Opponent of Insurgency After Confidence Vote Loss.” Guardian, March 30.
- O’Brien, D. Z., and Y. Shomer. 2013. “A Cross-National Analysis of Party Switching.” Legislative Studies Quarterly 38: 111–141. doi:10.1111/lsq.12005.
- Pine, S. 2016. “Tom Watson: Far Left Entryists Could Destroy Our Party.” LabourList, August 9. https://labourlist.org/2016/08/tom-watson-far-left-entryists-could-destroy-our-party/.
- Sobolewska, M., and R. Ford. 2020. Brexitland: Identity, Diversity and the Reshaping of British Politics. Cambridge: Cambridge University Press.
- Thompson, A., and R. Sylvester. 2019. “Theresa May Letting Zealots Turn Tory Party into Another Ukip, Warns Nick Boles.” Times, February 15.
- van Haute, E., and A. Gauja, eds. 2015. Party Members and Activists. Abingdon: Routledge.
- Volpi, E. 2019. “Ideology and Party Switching: A Comparison of 12 West European Countries.” Parliamentary Affairs 72: 1–20. doi:10.1093/pa/gsx079.
- Wallace, M. 2019. “Blukip! Purple Momentum! But … the Big Problem with Tory Entryism Claims is that There’s no Evidence That They’re True.” Conservative Home, February 22. https://www.conservativehome.com/thetorydiary/2019/02/blukip-purple-momentum-but-the-big-problem-with-tory-entryism-claims-is-that-theres-no-evidence-theyre-true.html.
- Webb, P., and T. Bale. 2021. The Modern British Party System. 2nd ed. Oxford: Oxford University Press.
- Whiteley, P., M. Poletti, P. Webb, and T. Bale. 2019. “Oh Jeremy Corbyn! Why Did Labour Party Membership Soar After the 2015 General Election?” The British Journal of Politics and International Relations 21: 80–98.