Put an Atheist on the Supreme Court

Atheists are a significantly underrepresented minority in government. According to recent findings from the Pew Research Center, about twenty-three per cent of American adults declare that they have no religious affiliation—which is two percentage points more than the number who declare themselves Catholic...
In addition, the appointment of an atheist Justice would send a meaningful message: it would affirm that legal arguments are secular, and that they are based on a secular document, the Constitution, which was written during the founding of a secular democracy...
http://www.newyorker.com/news/news-desk/put-an-atheist-on-the-supreme-court