Vladimir Marianov is a Professor in the Department of Electrical Engineering of the Pontificia Universidad Católica de Chile. He earned a M.S.E. and a Ph.D. degree from The Johns Hopkins University in 1987 and 1989, respectively, as well as an Electrical Engineering degree from Universidad de Chile in 1978. His teaching and research interests are in the area of location, modeling, with applications in communications networks, nature reserve selection, location of public services, location under congestion and location of competitive facilities. A member of the Editorial Advisory Board of Computers & Operations Research, his research has appeared in such journals as: Computers and Operational Research, Annals of Operational Research, European Journal of Operational Research, Papers in Regional Science, Socio- Economic Planning Sciences, IIE Transactions, Journal of Regional Science, Journal of the Operational Research Society, Location Science, Environment and Planning B, Computers and Education, Computer Communications, Journal of Computer Assisted Learning, RAIRO Operations Research, OR Letters and INFOR Journal (Canada). He is also the author of two book chapters on Location of Emergency Systems and Location in the Public Sector.