PS A 2-page statement of purpose CV Your resume/vita is required. Fee You may pay the $65 application fee by credit card, check, or money order.  If you choose to pay by check it must be a check drawn on a bank in the United States. Credit card payment can only be accepted if you use the online application. RL Three reference letters, in English, attesting to your suitability for a rigorous, international, and cross-disciplinary research-based doctoral program. These should be forwarded separately by the referees, or each reference should be provided in a sealed envelope signed by the referee. Transcript Official Transcripts of prior academic record, indicating first class or equivalent standing. A Master’s degree is usually required for entry to the program, but applicant’s with exceptional undergraduate performance may also be considered. Note transcripts must be sent to us directly from the issuing institutions, transcripts http://www.cmu.edu/portugal/tce/admission_procedures.htmlreceived from applicants cannot be considered official.