diff --git a/ndn/__init__.py b/ndn/__init__.py
index 0f0d0e4..2368c2f 100644
--- a/ndn/__init__.py
+++ b/ndn/__init__.py
@@ -1 +1,24 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
+
 import experiment_manager as ExperimentManager
\ No newline at end of file
diff --git a/ndn/conf_parser.py b/ndn/conf_parser.py
index b6b6ca3..84add19 100644
--- a/ndn/conf_parser.py
+++ b/ndn/conf_parser.py
@@ -1,3 +1,63 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
+#
+# This file incorporates work covered by the following copyright and
+# permission notice:
+#
+#   Mininet 2.2.1 License
+#
+#   Copyright (c) 2013-2015 Open Networking Laboratory
+#   Copyright (c) 2009-2012 Bob Lantz and The Board of Trustees of
+#   The Leland Stanford Junior University
+#
+#   Original authors: Bob Lantz and Brandon Heller
+#
+#   We are making Mininet available for public use and benefit with the
+#   expectation that others will use, modify and enhance the Software and
+#   contribute those enhancements back to the community. However, since we
+#   would like to make the Software available for broadest use, with as few
+#   restrictions as possible permission is hereby granted, free of charge, to
+#   any person obtaining a copy of this Software to deal in the Software
+#   under the copyrights without restriction, including without limitation
+#   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+#   and/or sell copies of the Software, and to permit persons to whom the
+#   Software is furnished to do so, subject to the following conditions:
+#
+#   The above copyright notice and this permission notice shall be included
+#   in all copies or substantial portions of the Software.
+#
+#   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+#   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+#   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+#   IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+#   CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+#   TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+#   SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+#   The name and trademarks of copyright holder(s) may NOT be used in
+#   advertising or publicity pertaining to the Software or any derivatives
+#   without specific, written prior permission.
+
 import ConfigParser, re
 import shlex
 
diff --git a/ndn/experiment_manager.py b/ndn/experiment_manager.py
index 69dad29..347ee26 100644
--- a/ndn/experiment_manager.py
+++ b/ndn/experiment_manager.py
@@ -1,4 +1,25 @@
-#!/usr/bin/python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
 
 import os
 
diff --git a/ndn/experiments/experiment.py b/ndn/experiments/experiment.py
index d549828..bf08c7f 100644
--- a/ndn/experiments/experiment.py
+++ b/ndn/experiments/experiment.py
@@ -1,4 +1,25 @@
-#!/usr/bin/python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
 
 import time
 import sys
diff --git a/ndn/experiments/failure_experiment.py b/ndn/experiments/failure_experiment.py
index bae70c1..22018aa 100644
--- a/ndn/experiments/failure_experiment.py
+++ b/ndn/experiments/failure_experiment.py
@@ -1,4 +1,25 @@
-#!/usr/bin/python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
 
 from ndn.experiments.experiment import Experiment
 from ndn.nlsr import Nlsr
diff --git a/ndn/experiments/multiple_failure_experiment.py b/ndn/experiments/multiple_failure_experiment.py
index 27c372a..1736f9a 100644
--- a/ndn/experiments/multiple_failure_experiment.py
+++ b/ndn/experiments/multiple_failure_experiment.py
@@ -1,4 +1,25 @@
-#!/usr/bin/python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
 
 from ndn.experiments.experiment import Experiment
 from ndn.nlsr import Nlsr
diff --git a/ndn/experiments/pingall_experiment.py b/ndn/experiments/pingall_experiment.py
index 28ad27f..76f0ef6 100644
--- a/ndn/experiments/pingall_experiment.py
+++ b/ndn/experiments/pingall_experiment.py
@@ -1,4 +1,25 @@
-#!/usr/bin/python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
 
 from ndn.experiments.experiment import Experiment
 
diff --git a/ndn/gui.py b/ndn/gui.py
index a0b33ab..0fdc68b 100644
--- a/ndn/gui.py
+++ b/ndn/gui.py
@@ -1,4 +1,25 @@
-#!/usr/bin/env python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
 
 from Tkinter import *
 
diff --git a/ndn/ndn_application.py b/ndn/ndn_application.py
index 665a0ba..66f0b1b 100644
--- a/ndn/ndn_application.py
+++ b/ndn/ndn_application.py
@@ -1,4 +1,26 @@
-#!/usr/bin/env python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
+
 import os
 
 class NdnApplication:
diff --git a/ndn/ndn_host.py b/ndn/ndn_host.py
index 427aced..bc820c2 100644
--- a/ndn/ndn_host.py
+++ b/ndn/ndn_host.py
@@ -1,3 +1,63 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
+#
+# This file incorporates work covered by the following copyright and
+# permission notice:
+#
+#   Mininet 2.2.1 License
+#
+#   Copyright (c) 2013-2015 Open Networking Laboratory
+#   Copyright (c) 2009-2012 Bob Lantz and The Board of Trustees of
+#   The Leland Stanford Junior University
+#
+#   Original authors: Bob Lantz and Brandon Heller
+#
+#   We are making Mininet available for public use and benefit with the
+#   expectation that others will use, modify and enhance the Software and
+#   contribute those enhancements back to the community. However, since we
+#   would like to make the Software available for broadest use, with as few
+#   restrictions as possible permission is hereby granted, free of charge, to
+#   any person obtaining a copy of this Software to deal in the Software
+#   under the copyrights without restriction, including without limitation
+#   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+#   and/or sell copies of the Software, and to permit persons to whom the
+#   Software is furnished to do so, subject to the following conditions:
+#
+#   The above copyright notice and this permission notice shall be included
+#   in all copies or substantial portions of the Software.
+#
+#   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+#   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+#   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+#   IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+#   CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+#   TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+#   SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+#   The name and trademarks of copyright holder(s) may NOT be used in
+#   advertising or publicity pertaining to the Software or any derivatives
+#   without specific, written prior permission.
+
 from mininet.node import CPULimitedHost, Host, Node
 from ndn.nfd import Nfd
 
diff --git a/ndn/nfd.py b/ndn/nfd.py
index 4caceac..a56115b 100644
--- a/ndn/nfd.py
+++ b/ndn/nfd.py
@@ -1,4 +1,25 @@
-#!/usr/bin/env python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
 
 import time
 from ndn.ndn_application import NdnApplication
diff --git a/ndn/nlsr.py b/ndn/nlsr.py
index d1e1d3c..4a90e30 100644
--- a/ndn/nlsr.py
+++ b/ndn/nlsr.py
@@ -1,4 +1,26 @@
-#!/usr/bin/env python
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015 The University of Memphis,
+#                    Arizona Board of Regents,
+#                    Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Mini-NDN is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
+
 from ndn.ndn_application import NdnApplication
 
 class Nlsr(NdnApplication):