This thesis explores issues related to same-sex oriented women's psychological wellbeing, including their experiences of same-sex partner bereavement in later life and their experiences of informal social support. The literature review explored how non-heterosexual women experience informal social support. A metasynthesis was conducted exploring the findings of 16 papers identified through a systematic literature search. Four main themes were derived: (i) Disconnection from family life, (ii) The benefits of cross-sexual orientation friendships, (iii) Negotiating (internalised) homophobia and seeking a space for authenticity, and (iv) The intimacy of friendships between women. Collectively these themes represent non-heterosexual women's expe...