1. A method for providing a challenge user interface for an enterprise social network including users associated with an entity, the method comprising: receiving, by a processor system of the enterprise social network, a request for a challenge leader board of users of the enterprise social network in response to a challenge being selected from a list of displayed challenges with the selected challenge having an associated point category, wherein the challenge leader board is based on users of the enterprise social network awarding challenge points to other users of the enterprise social network for challenges in the same point category as the point category of the selected challenge; obtaining, by the processor system, in response to the request, challenge leader board information comprising an ordered list of users based on an amount of challenge points each user has been awarded in challenges in the same point category as the point category of the selected challenge; and transmitting, by the processor system, challenge user interface information including the challenge leader board information to the user system associated with the user for display of the challenge leader board with the challenge user interface, wherein the challenge user interface further comprises a selected challenge section including fields for information related to the selected challenge, wherein the challenge user interface further comprises a challenge comment section including fields for entering comments related to the selected challenge, and wherein the selected challenge section, the challenge comment section, and the challenge leader board are provided for concurrent display in the challenge user interface.