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Claessen, Henri J. M.
Before The Early State and After 
// Social Evolution & History. Volume 21, Number 2 / September 2022
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Pieter van de Velde
In memoriam H. J. M. Claessen // Social Evolution & History. Volume 21, Number 2 / September 2022
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Kurtz, Donald V.
In Memory of Professor Hans Claessen // Social Evolution & History. Volume 21, Number 2 / September 2022
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Bondarenko, Dmitri M.
Dear Henri, … // Social Evolution & History. Volume 21, Number 2 / September 2022
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Tymowski, Michał
My First Meeting with Henri Claessen // Social Evolution & History. Volume 21, Number 2 / September 2022
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Kradin, Nikolay N.
Hans Claessen and my Story about the Early State // Social Evolution & History. Volume 21, Number 2 / September 2022
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Jianping Yi
Some Reminiscences about Henri J. M. Claessen // Social Evolution & History. Volume 21, Number 2 / September 2022
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Khazanov, Anatoly M.
About Henri Claessen, an Old, Kind and Faithful Friend // Social Evolution & History. Volume 21, Number 2 / September 2022
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Skalník, Peter
Hans Claessen – My Special Relation with Him 1973–2022 // Social Evolution & History. Volume 21, Number 2 / September 2022
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Grinin, Leonid
Henri Claessen as a Passionate and Genuine Scholar // Social Evolution & History. Volume 21, Number 2 / September 2022