A collection of nine papers related to international recognition of studies and degrees is presented. The papers are as follows: "Problems of Equivalence of Studies and Diplomas in Higher Education Systems" (Hanna Jablonska-Skinder); "Unveiling the Hidden Information in Credentials: A Proposal to Introduce a 'Supplement to Higher Education Diplomas'" (Carin Berg and Ulrich Teichler); "International Recognition of Studies, Diplomas, and Degrees as Seen from an American Perspective" (Karlene N. Dickey); "TRACE: Trans Regional Academic Mobility and Credential Evaluation" (Claudine Langlois); "ERASMUS: The European Community's Higher Education Programme in its First Year" (Alan Smith and Fritz Dalichow); "Student Mobility in the Europe Region: A Statistical Evaluation" (Dumitru Chitoran and Valentin Nicolae); "Mobility or Migration?: The Case of Greek Students Abroad" (Marie Eliou); "A Model for Developing Common Master's Degree Programmes in Europe" (Harold W. Lawson); and "Transfrontier Regional University Cooperation (TRUC)" (Denis Clare). (SM)