This solicitation provides instructions for preparing proposals submitted to the CA Cultural Anthropology Program for DDRIG Doctoral Dissertation Research Enhancement Grants. This revision increases the direct cost limit for DDRIG proposals to 25,000. Submission for Research Enhancement Grants for doctoral dissertations only. Important information and revision notes. This solicitation provides instructions for preparing proposals to submit to the DEL Endangered Languages ​​Documentation Program for DDRIG Doctoral Dissertation Research Enhancement Grants. The following instructions for Doctoral Dissertation Improvement Grants supplement GPG or NSF grants. Government Application Guide Guidelines. Information on all principal investigators, project directors, co-investigators, National Science Foundation Division of Behavioral and Cognitive Sciences (BCS) and Division of Social and Economic Sciences (SES) awards grants to doctoral students to improve quality of thesis research. These grants provide funds for items not normally available at the student's university. This solicitation specifically addresses the preparation and evaluation of proposals for such DDRI Research Enhancement Grants for doctoral dissertations. Thesis research projects in all subfields of biological anthropology are eligible for support from these grants.