This document discusses different types of innovation based on various classification criteria. It describes types such as incremental vs. radical, open vs. closed, market pull vs. technology push, technological vs. organizational, and social innovations. It also summarizes two famous typologies - Doblin Group's 10 types of innovation which include profit model, network, structure, etc. and Moore's 14 innovation types based on different phases of a category life cycle. The purpose of classifying innovations is to help define innovation strategies and choose appropriate methods.