Let me start with two brief stories about social change. The first concerns changing laws and values about relationships. Only in 1967—in the aptly named case of Loving v. Virginia—did the United States Supreme Court recognize that laws prohibiting interracial marriage violated the United States Constitution. Nineteen years before, in 1948, the Supreme Court of California decided that such restrictions were unlawful. The California Supreme Court’s decision finding a constitutional right to same-sex marriage also predated the federal decision, and reflected how, to channel William Gibson, th…