Google’s Social Search has been around since 2009. Google has been tweaking it since then, and this week will roll out the feature in 19 languages throughout the world. They also plan on introducing +1 to people outside the U.S. shortly. This is important, because it changes the way results are displayed and increases the trend towards personalization. Social Search features results that your social network are connected to more prominently, and indicates who in your network interacted with that results. Watch this short video from Google to learn more: