original_query: What were Simone de Beauvoir's main areas of expertise and activism?
query: What were Simone de Beauvoir's main areas of expertise and activism?
answer: Simone de Beauvoir was a French existentialist philosopher, writer, and feminist activist.  Her expertise spanned philosophy, literature, and social theory. Her activism focused on feminism and women's rights, particularly in relation to abortion rights and economic independence for women.