Double major in International Studies and Women/Gender Studies?

<p>I want to work for a non profit geared towards women's rights, human rights,etc,preferably an international non profit like Care, Amnesty International,etc. I know that I want to do a double major, with Spanish as one of the majors.What is the best major(s) for this type of work? English(for grant writing)? Women/Gender Studies? International Studies? Any input or suggestions are appreciated!</p>