Born May 14, 1984, Mark Zuckerberg is an American programmer, entrepreneur, and executive that rose to prominence as the co-founder of a major social-media platform (Facebook) that reshaped online communication during his days at Harvard University. Since then his career has focused on developing digital ecosystems that connect users through social networking, messaging, and virtual communities. Over time, he also manage to expand his organization into areas such as virtual and augmented reality, with an aim to build immersive digital environments.