Professor ROBERT KAST has a research position at LAMETA-CNRS, University of Montpellier (France) and has published papers and books in decision theory and financial market theory.

ANDRÉ LAPIED is Professor of Economics at GREQAM, University Paul Cézanne in Aix-en-Provence (France) and has published papers and books in financial market theory and economic theory.

They work together in risk theory and have achieved several governmental investigations on applied problems. Some of them raise questions on risk management that are addressed in this book.