Anders Severin
Donner

Stockholms observatorium


Karl Frithiof
Sundman

Univ. Helsinki


Yrjö
Väisälä

University of Turku


Östen
Bergstrand

University of Uppsala (Astronomy Tree)


Knut
Lundmark

University of Lund (Astronomy Tree)


Max
Wolf

Universität Heidelberg


Heinrich
Vogt

University of Jena


Vilhelm Friman Koren
Bjerknes

University of Oslo, Norway (Meteorology Tree)


Niels
Bohr

Copenhagen University


Svein
Rosseland

University of Oslo, Norway




Ilkka
Tuominen

Univ. Helsinki

Axel
Brandenburg

NORDITA
(Options)

Maarit J.
Käpylä

Aalto University

Miikka Samuli
Väisälä

Academia Sinica Institute of Astronomy and Astrophysics

Axel BrandenburgX