Innovation has evolved dramatically in recent years, increasing its importance in the industrialized world. From the economic, political and social challenges, it has incubated a new concept known as social innovation, which aims to support the achievement of development of the countries of intermediate development. Considering this summary context, this paper aims primarily to perform a count of different authors on the topic of innovation in general and particularly of social innovation, optics European and Latin American context is incorporated. Secondary sources of information are used, so it is a documentary research.