This book features contributions from E.C. Aifantis, E. Aigner, A. Ammar, H. Askes, F.G. Barth, Y. Bazilevs, C.R. Bennett, T. Bennett, Z. Bittnar, H.J. Bohm, V.M. Calo, G. Cascon, J.M. Cascon, A.H.C. Chan, F. Chinesta, J.A. Cottrell, T.N. Croft, M. Cross, S. De, H.-E. Dechant, I. Doltsinis, J. Eberhardsteiner, A. Eriksson, J.M. Escobar, J. Evans, D. Eyheramendy, J.E. Gebhardt, I.M. Gitman, O. Harlen, B. HoA l, T.J.R. Hughes, M.S. Innocente, P.K. Jimack, R. Lackner, H. Lamari, S. Lipton, R.I. Mackie, M. Macri, H.A. Mang, D. McBride, R. Montenegro, G.P. Nikishkov, Y. Nishidate, J. Ou, F. Oudin-Dardun, B. Patzak, F.G. Rammerstorfer, N. Ranc, E. Rodriguez, M.A. Scott, T.W. Sederberg, J. Sienz, R. Tenchev, M.A. Walkley and M. Wistuba. This volume includes the invited lectures presented at: The Sixth International Conference on Engineering Computational Technology held in Athens, Greece, September 2008.