Magne Hallstein Johnsen was born in Norway in 1951. He received his Siv.Ing. and Dr.Ing. degrees in Electrical Engineering from the Norwegian Institute of Technology NTH in 1974 and 1981, respectively. He was an assistant professor at the Faculty of Electrical Engineering and Computer Science at the Norwegian Institute of Technology NTH in the two periods 1974-1975 and 1977-1979. From 1975 to 1977 he did his military service and subsequently worked one year at the Norwegian Telecommunication Department in Oslo. In the period 1979-1981 he fullfilled his Dr.Ing. degree. From 1981-1982 he was a scientist at SINTEF DELAB working on speech coding. In the period 1982-1985 he was group leader at the Signal Processing Group at Chr. Michelsen Institute (CMI), Bergen, Norway. At CMI his main activity was helium speech enhancement from divers. Finally he joined the Faculty of Electrical Engineering and Computer Science in 1985 as an associate professor at the Department of Telecommunications. His main fields of interest are digital signal processing, pattern recognition, and especially automatic speech recognition. Dr. Johnsen is a member of IEEE, NOBIM and NORSIG.\