Sigurd Skogestad https://tc.ifac-control.org/6/1/members-1/sigurd-skogestad https://tc.ifac-control.org/@@site-logo/IFACTechnicalActivities330x200.png Sigurd Skogestad Address: Norwegian Univ. of Science and Technology (NTNU) Sem Saelands vei 6, K4-211, Department of Chemical Engineering N-7491 Trondheim NORWAY e-mail: skoge@nt.ntnu.no