1. An information processing apparatus comprising: an image analysis unit configured to analyze image data using circuitry; and a protagonist identification unit configured to identify a protagonist of an event including at least one set of image data using circuitry, wherein the protagonist is the most important person of the event, wherein the protagonist identification unit identifies the protagonist of the event by using at least a parameter independent of an analysis of an image provided to the event, wherein, if the protagonist of the event is not able to be identified by using the parameter independent of the analysis of the image, the information processing apparatus makes the image analysis unit analyze the image data included in the event to identify the protagonist of the event, and wherein the protagonist identification unit provides a score to a participant of the event based on a result of the analysis of the image performed by the image analysis unit, and identifies the protagonist of the event, based on the score.