1. A decision support and assessment system comprising: one or more processors configured to execute computer program modules, the computer program modules comprising: a dictionary creation module configured to obtain source linguistic data and create a dictionary based upon said source linguistic data, said source linguistic data comprising a plurality of terms linked to psychological concepts and wherein said source linguistic data is generated through a use of one or more of questionnaires, interviews or focus groups; a dictionary refinement module configured to obtain functional data and refine said dictionary based upon said functional data; and a predictive assessment module configured to employ said dictionary and said functional data and apply at least one model thereto in order to generate predictive data configured to provide decision support or assessment.