diff --git a/AUTHORS.txt b/AUTHORS.txt
new file mode 100644
index 0000000000000000000000000000000000000000..443a630bd9c8aed26f49b721481ff7b0a144292a
--- /dev/null
+++ b/AUTHORS.txt
@@ -0,0 +1,14 @@
+
+Contributors:
+-------------
+
+  - Martin Bauer <martin.bauer@fau.de>
+  - Stephan Seitz <stephan.seitz@fau.de>
+  - Jan Hönig <jan.hoenig@fau.de>
+  - Nils Kohl <nils.kohl@fau.de>
+  - Julian Hammer <julian.hammer@fau.de>
+  - Christian Godenschwager <christian.godenschwager@fau.de>
+  - Markus Holzer <markus.holzer@fau.de>
+  - Michael Kuron <mkuron@icp.uni-stuttgart.de>
+  - Dominik Ernst <dominik.ernst@fau.de>
+  - João Victor Tozatti Risso <joaovictortr@protonmail.com>
diff --git a/pystencils_tests/test_cuda_known_functions.py b/pystencils_tests/test_cuda_known_functions.py
index c249c144b128c28978bc97ae15438fb6a0bda799..5742a3262806d60024824994d2baf28ae6f2d8ec 100644
--- a/pystencils_tests/test_cuda_known_functions.py
+++ b/pystencils_tests/test_cuda_known_functions.py
@@ -1,12 +1,3 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright © 2019 Stephan Seitz <stephan.seitz@fau.de>
-#
-# Distributed under terms of the GPLv3 license.
-
-"""
-
-"""
 import sympy
 
 import pystencils
diff --git a/pystencils_tests/test_custom_backends.py b/pystencils_tests/test_custom_backends.py
index f68696f137c4438663ce8e3e1a15eaab6ae655a2..0a018683a7b02575c2d93d0f19b0f65498e41e23 100644
--- a/pystencils_tests/test_custom_backends.py
+++ b/pystencils_tests/test_custom_backends.py
@@ -1,12 +1,3 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright © 2019 Stephan Seitz <stephan.seitz@fau.de>
-#
-# Distributed under terms of the GPLv3 license.
-
-"""
-
-"""
 from subprocess import CalledProcessError
 
 import pycuda.driver
@@ -52,7 +43,6 @@ def test_custom_backends():
 
 
 def main():
-
     test_custom_backends()
 
 
diff --git a/pystencils_tests/test_destructuring_field_class.py b/pystencils_tests/test_destructuring_field_class.py
index 248963ae3aab3a0fb10e5965478e174ccecb39f8..aca1516cb5200f41e65a0d7648d8443fd3e4fb16 100644
--- a/pystencils_tests/test_destructuring_field_class.py
+++ b/pystencils_tests/test_destructuring_field_class.py
@@ -1,12 +1,3 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright © 2019 Stephan Seitz <stephan.seitz@fau.de>
-#
-# Distributed under terms of the GPLv3 license.
-
-"""
-
-"""
 import sympy
 
 import pystencils
diff --git a/pystencils_tests/test_global_definitions.py b/pystencils_tests/test_global_definitions.py
index 9b6609eb89649bee63d6db813d64d3660ed859f0..01c04442703436d3c2a6659c257c8a396ceaeda1 100644
--- a/pystencils_tests/test_global_definitions.py
+++ b/pystencils_tests/test_global_definitions.py
@@ -1,13 +1,3 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright © 2019 Stephan Seitz <stephan.seitz@fau.de>
-#
-# Distributed under terms of the GPLv3 license.
-
-"""
-
-"""
-
 import sympy
 
 import pystencils.astnodes