For four years, Heather Purser fought quietly but persistently for the right to get married. Then last summer, she captured the attention of state politicians and national media when she persuaded her small tribal community in western Washington to write gay marriage into its constitution. Months later, Purser was awestruck to find herself in Washington Governor Christine Gregoire’s office on a rainy afternoon, minutes after the governor announced that she would push the state legislature to recognize gay marriage.