main.tex

\documentclass[
]{scrbook}   

% include all packages for styling etc.
\usepackage{variantex} 

% define issue details
\newcommand\thejournal{My Journal}
\newcommand\thejournalsubtitle{A LaTeX Template for a Journal in the Humanities}
\newcommand\thevolume{1}
\newcommand\theseason{Autumn}
\newcommand\thevolumetitle{A Title for the Volume}
\newcommand\theyear{2019}
\newcommand\theissue{\thejournal \ \thevolume \ (\theyear)} 
\newcommand\generaleditor{Jane Doe}
\newcommand\associateeditor{John Doe}
\newcommand\guesteditor{Jack Doe}
\newcommand\revieweditor{Jade Doe}
\sloppy
\newcommand\thewebsite{https://my.journal.org}

% add references for BibLaTeX
% you may also merge all individual bibliographies into a single  .bib file for ease of use.
\addbibresource{references/martinez.bib}
\addbibresource{references/example-template.bib}
\addbibresource{references/my-bibliography.bib}

\begin{document}
\sloppy                         % preferences more space between words over overrunning margins
\lefthyphenmin=3                % suppresses hyphenation after only 1 or 2 characters
                                % NB: You will need to repeat \lefthyphenmin in the text if you use \selectlanguage
\include{front/editorialboard}
\include{front/titlepage}
\include{front/colofon}
\pagenumbering{roman}           
\tableofcontents  
\thispagestyle{empty}

% \include{essays/preface}
\pagenumbering{arabic}
\part{Essays}
\include{essays/my-essay}
\include{essays/martinez}   
\include{essays/empty-template}
\part{Reviews}
\include{reviews/my-review}
\include{reviews/example-template}
\appendix
\include{back/licence-agreement-template}
\include{back/authors}
\include{back/peerreviewers}
\end{document}