Diametros welcomes contributions for a special issue entitled: A Symposium on “Setting Health-Care Priorities” by Torbjörn Tännsjö.” The deadline for submissions has been extended until the 31st of December 2020. All those who are interested in obtaining a copy of Tännsjö’s book are asked to submit a request via e-mail to the following address (diametros_pl@uj.edu.pl).