[84] For discussion of the protection theory, see the reasons of McHugh J at [55]-[58]. It is also sometimes referred to as the "persecution theory": R v Secretary of State for the Home Department; Ex parte Adan [2000] UKHL 67; [2001] 2 AC 477 at 518 per Lord Steyn, 522 per Lord Hutton. See further Randall, "Refugee Law and State Accountability for Violence Against Women: A Comparative Analysis of Legal Approaches to Recognizing Asylum Claims Based on Gender Persecution", (2002) 25 Harvard Women's Law Journal 281; Lambert, "The Conceptualisation of 'Persecution' by the House of Lords: Horvath v Secretary of State for the Home Department", (2001) 13 International Journal of Refugee Law 16; Anker, "Refugee Status and Violence Against Women in the 'Domestic' Sphere: The Non-State Actor Question", (2001) 15 Georgetown Immigration Law Journal 391; Moore, "Whither the Accountability Theory: Second-Class Status for Third-Party Refugees as a Threat to International Refugee Protection", (2001) 13 International Journal of Refugee Law 32 at 33-35; Kälin, "Non-State Agents of Persecution and the Inability of the State to Protect", (2001) 15 Georgetown Immigration Law Journal 415 at 424; Moore, "From Nation State to Failed State: International Protection from Human Rights Abuses by Non-State Agents", (1999) 31 Columbia Human Rights Law Review 81 at 102, 119; Adjin-Tettey, "Failure of State Protection within the Context of the Convention Refugee Regime with Particular Reference to Gender-Related Persecution", (1997) 3 Journal of International Legal Studies 53 at 54-55.