Systems & Control Letters has become one of the leading journals in the field. The aim of the journal is to allow rapid dissemination of contributions in the area of systems and control, in the form of concise papers. All aspects of the field are covered. Mathematically oriented papers having a clear relevance to systems and control as well as papers describing specific applications in engineering, economics, the physical sciences, signal processing, etc. are accepted. In addition to research papers, also short communications, discussion papers, appealing illustrative examples, and brief reviews of recent or to be published papers, are acceptable. Articles are limited to 14 journal pages, including figures. The concise article format permits the editorial board to process papers very rapidly and enables the reader to learn efficiently about new results and developments. Originality, quality and clarity are the criteria for choosing the material to be published in Systems & Control Letters. The subject matter can be theory, methodology, empirical studies or applications.