These two articles, co-written and translated by me respectively ...:
— Jonathan Beever and Morten Tønnessen 2013. “Darwin und die englische Moral”: The Moral Consequences of Uexküll’s Umwelt Theory. Biosemiotics 6(3): 437–447 (online version published September 25 2013, DOI 10.1007/s12304-013-9180-x).— Jakob von Uexküll 2013 – translation by Morten Tønnessen, English language editing by Jonathan Beever. Darwin and the English Morality. Translation of "Darwin und die englische Moral", Deutsche Rundschau 173: 215-242. Biosemiotics 6(3): 449–471 (online version published November 21 2013, DOI 10.1007/s12304-013-9182-8).
... are cited in this master thesis:
Clements, Matthew 2018. A World Beside Itself – Jakob von Uexküll, CharlesS. Peirce, and the Genesis of a Biosemiotic Hypothesis. Master thesis, MPhil Humanities and Cultural Studies, Birkbeck University of London.
Excerpt, p. 79:
As Jonathan Beever and Morten Tønnessen document, a shift from a descriptive to a normative analysis of culture, supposedly justified on the basis of biology, had also been pursued in Uexküll’s 1917 essay on ‘Darwin und die Englische Moral’, and earlier still with the 1915 essay ‘Volk und Staat’.