H.A. Lauwerier
E.P. van der Ban
P. Groeneboom
W. Hundsdorfer (Willem) and M.N. Spijker
E. Badertscher
J.A. Bergstra (Jan) and J.W. Klop (Jan Willem)
S.J. Mullender (Sape) and A.S. Tanenbaum (Andrew)
R.M. Karp, J.K. Lenstra (Jan Karel), C.J.H. McDiarmid (Colin) and A.H.G. Rinnooy Kan