% Author Matthias Bilger
% Version 1.0
% License: 
% This work by Matthias Bilger is licensed under CC0 1.0. 
% To view a copy of this license, visit https://creativecommons.org/publicdomain/zero/1.0

\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{authoraftertitle}[2020/07/20 v1.0 package for Author after Titlepage]
%Author
\newcommand\Originalauthor{}
\let\Originalauthor\author
\renewcommand*{\author}[1]{%
  \Originalauthor{#1}%
  \renewcommand*{\MyAuthor}{#1}%
}

\newcommand*{\MyAuthor}{}

%Title
\newcommand\Originaltitle{}
\let\Originaltitle\title
\renewcommand*{\title}[1]{%
  \Originaltitle{#1}%
  \renewcommand*{\MyTitle}{#1}%
}
\newcommand*{\MyTitle}{}

%Date
\newcommand\Originaldate{}
\let\Originaldate\date
\renewcommand*{\date}[1]{%
  \Originaldate{#1}%
  \renewcommand*{\MyDate}{#1}%
}
\newcommand*{\MyDate}{}