\input Chapters/Prototype
\input Chapters/Normalization
\input Chapters/Future
+% Set a different header, since conclusions doesn't have any sections.
+\page[emptyright]
+\setupheadertexts[][{\getmarking[chapternumber]~—~\getmarking[chapter]}]
\input Chapters/Conclusions
\stopbodymatter
\startbackmatter
+\setupheadertexts[][]
\completepublications
% The stopbackmatter inserts a non-empty right page, it seems
\page[emptyright]