George E. Andrews Mathematics Education: Reform or Renewal? Doc.Math.J.DMV Extra Volume ICM III (1998) 719-721 Abstract 1 k, dvi.gz 6 k, dvi 12 k, ps.gz 26 k. Michèle Artigue De la Comprehension des Processus d'Apprentissage a la Conception de Processus d'Enseignement Doc.Math.J.DMV Extra Volume ICM III (1998) 723-733 Abstract 1 k, dvi.gz 23 k, dvi 55 k, ps.gz 53 k. Maria G. Bartolini Bussi Drawing Instruments: Theories and Practices from History to Didactics Doc.Math.J.DMV Extra Volume ICM III (1998) 735-746 Abstract 2 k, dvi.gz 23 k, dvi 53 k, ps.gz 301 k. This manuscript may contain graphics, therefore the dvi files may be incomplete. Miguel de Guzmán, Bernard R. Hodgson, Aline Robert and Vinicio Villani Difficulties in the Passage from Secondary to Tertiary Education Doc.Math.J.DMV Extra Volume ICM III (1998) 747-762 Abstract 2 k, dvi.gz 30 k, dvi 72 k, ps.gz 67 k. D. J. Lewis Mathematics Instruction in the Twenty-first Century Doc.Math.J.DMV Extra Volume ICM III (1998) 763-766 Abstract 1 k, dvi.gz 8 k, dvi 15 k, ps.gz 33 k. Mogens Niss Aspects of the Nature and State of Research in Mathematics Education Doc.Math.J.DMV Extra Volume ICM III (1998) 767-776 Abstract 2 k, dvi.gz 22 k, dvi 49 k, ps.gz 55 k. David A. Smith Renewal in Collegiate Mathematics Education Doc.Math.J.DMV Extra Volume ICM III (1998) 777-786 Abstract 2 k, dvi.gz 19 k, dvi 40 k, ps.gz 51 k.