Professor Piotr Tatjewski graduated in control engineering from Warsaw University of Technology, Poland in 1972. He obtained his Ph.D. in 1976, and his D.Sc. in 1988, both in control engineering. The first period of his academic career was spent in the group of professor Wladyslaw Findeisen, working on control and optimisation of complex processes, on projects for process industry and concerning water distribution networks. In 1986 he was given a SERC fellowship for research on on-line set-point optimisation and spent 6 months as a research fellow of the Control Engineering Center of The City