Concept and initial discussion during ENMC workshop	Writing of manuscript	Participation in online meeting	Revision of manuscript and approval of final version
E. Giardini	x	x	x	x
P. Camaño	x	x	x	x
S. Burton-Jones	x	x	x	x
G. Ravenscroft		x	x	x
F. Henning		x	x	x
F. Magdinier	x	x	x	x
N.v.d. Stoep	x	x	x	x
P.J. van der Vliet		x		x
R. Bernard		x	x	x
P.J. Tomaselli			x	x
M.R. Davis		x	x	x
I. Nishino			x	x
P. Oflazer		x	x	x
V. Race	x		x	x
V.Y. Vishnu			x	x
V. Williams	x		x	x
C.F.C. Sobreira			x	x
S.M. van der Maarel		x	x	x
S.A. Moore		x	x	x
N.C. Voermans	x	x	x	x
R.J.L.F. Lemmers	x	x	x	x