1. A computer-implemented method of analyzing a document with a managed research domain, comprising: parsing text of a first document to identify one or more assertions made by the text of the first document, wherein each assertion comprises one or more premises and at least one conclusion; for each identified assertion: generating assertion metadata describing a relationship between one or more topics in the assertion, wherein the assertion metadata further comprises a measure of strength of the identified assertion, and determining a set of documents stored by the managed research domain that contain assertions regarding the topics identified in the assertion; and providing an indication to a user of the set of documents that contain assertions regarding the topics identified in the one or more assertions.
8. The computer-implemented method of claim 1 , wherein the relationships between the topics in an assertion is selected from at least one of coincidental with, caused by, causes, is, is not, and correlated to.