diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 0000000..33696da
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,15 @@
+ISC License
+
+Copyright (c) Tim Zhang, Phil Dibowitz, and Contributors
+
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.
diff --git a/README.md b/README.md
index 35d18c8..44ab23e 100644
--- a/README.md
+++ b/README.md
@@ -63,6 +63,12 @@ It will ensure all commits on a commit have DCO - specific commits can be
 skipped using the filtering options to
 [get-pr-commits](https://github.com/actionshub/get-pr-commits)
 
+## Copyright and License
+
+Copyright Tim Zhang, Phil Dibowitz, and Contributors.
+
+ISC license, see [LICENSE.txt](LICENSE.txt) for details.
+
 ## History
 
 This is a fork of [tim-actions/dco](https://github.com/tim-actions/dco),
diff --git a/package.json b/package.json
index 0d64973..00d7833 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
-  "author": "",
+  "author": "Phil Dibowitz <phil@ipom.com>",
   "license": "ISC",
   "dependencies": {
     "@actions/core": "^3.0.1",