What is an angel investor? You may hear the term tossed around a lot in the startup world, not just in tech, either. But what does it mean? Angel investors are also known as informal investors, angel funders, private investors, seed investors, or business angels. The term “angel” comes from a time when affluent, private citizens would personally fund Broadway productions, and was first coined by William Wetzel, who founded the Center for Venture Research at the University of New Hampshire. Finish reading the blog post on Henry Willis' blog! http://henrywillisfx.net/angel-investors-who-are-they-and-what-do-they-do/