this book arose from the icmi study into the teaching and learning of mathematics at university level that began with a conference in singapore in 1998. the book looks at tertiary mathematics and its teaching from a number of aspects including practice, research, mathematics and other disciplines, technology, assessment, and teacher education. over 50 authors, all international experts in their field, combined to produce a text that contains the latest in thinking and the best in practice. it therefore provides in one book a state-of-the-art statement on tertiary teaching from a multi-perspective standpoint. no previous book has attempted to take such a wide view of the topic.