http://www.nytimes.com/interactive/2015/06/23/upshot/the-roberts-courts-surprising-move-leftward.html?_r=0&abt=0002&abg=0
Of course, the justices have yet to rule on seven cases, including the two most closely watched of the term: on same-sex marriage and President Obama's health care law. Most court watchers think a liberal ruling on marriage is coming and are less certain about the health care case.