25. A system comprising: a database that stores abilities of users associated with one or more documents; and an analysis engine comprising a processor, the analysis engine configured to: based on information in the documents, automatically infer the abilities of the users associated with the documents, to perform language translations, the abilities including language capabilities and non-language capabilities, maintain the abilities of the respective users in the database, receive an indication of a language translation to be performed for a user, and in response to the indication of the language translation to be performed for the user, query the database to identify one or more candidate users to perform the language translation, wherein the database is configured to determine the one or more candidate users to perform the language translation using the language capabilities and non-language capabilities of the one or more candidate users.
25. A system comprising: a database that stores abilities of users associated with one or more documents; and an analysis engine comprising a processor, the analysis engine configured to: based on information in the documents, automatically infer the abilities of the users associated with the documents, to perform language translations, the abilities including language capabilities and non-language capabilities, maintain the abilities of the respective users in the database, receive an indication of a language translation to be performed for a user, and in response to the indication of the language translation to be performed for the user, query the database to identify one or more candidate users to perform the language translation, wherein the database is configured to determine the one or more candidate users to perform the language translation using the language capabilities and non-language capabilities of the one or more candidate users. 28. The system of claim 25 , wherein automatically inferring language capabilities and non-language capabilities of users associated with the documents comprises automatically inferring, for each of the users, a proficiency in a technical skill.