diff --git a/Makefile b/Makefile
index 520f035..fbf6111 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
 
 build/packages:
 	mkdir -p $@
-	node tools/stage-for-pnpn.mjs package-manifest.yaml source $@
+	node tools/stage-for-pnpm.mjs package-manifest.yaml source $@
 
 publish:
 	cd build/packages && ./publish-all.sh
diff --git a/experiments/config.mjs b/experiments/config1.mjs
similarity index 100%
rename from experiments/config.mjs
rename to experiments/config1.mjs
diff --git a/experiments/config2.mjs b/experiments/config2.mjs
new file mode 100644
index 0000000..637ccf6
--- /dev/null
+++ b/experiments/config2.mjs
@@ -0,0 +1,9 @@
+import * as F from '@efforting.tech/data/field-configuration-factories';
+
+const s = new F.Schema({
+	foo: F.value(123, 'The value'),
+	bar: F.factory((t) => `Field ${t.field_name} was not set`, 'The factory'),
+});
+
+
+console.log(s.load()) // { foo: 123, bar: 'Field bar was not set' }
diff --git a/package-manifest.yaml b/package-manifest.yaml
index f225fdc..10cd438 100644
--- a/package-manifest.yaml
+++ b/package-manifest.yaml
@@ -1,6 +1,6 @@
 scope: '@efforting.tech'
 registry: 'https://npm.efforting.tech/'
-version: 0.2.4
+version: 0.2.5
 
 author:
   name: 'Mikael Lövqvist'
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..aef9cb0
--- /dev/null
+++ b/package.json
@@ -0,0 +1,5 @@
+{
+	"dependencies": {
+		"experiments": "^0.3.0"
+	}
+}
diff --git a/source/data/field-configuration-factories.mjs b/source/data/field-configuration-factories.mjs
new file mode 100644
index 0000000..4a05668
--- /dev/null
+++ b/source/data/field-configuration-factories.mjs
@@ -0,0 +1,20 @@
+import { Field_Configuration } from './field-configuration.mjs';
+export { Schema } from './field-configuration.mjs';
+
+//constructor(validation_function=null, coercion_function=null, factory_function=null, expected_description=undefined) {
+
+export function value(default_value, description) {
+	return new Field_Configuration(null, null, () => default_value, description);
+}
+
+export function factory(factory_function, description) {
+	return new Field_Configuration(null, null, factory_function, description);
+}
+
+export function typed_value(coercion_function, default_value, description) {
+	return new Field_Configuration(null, coercion_function, () => default_value, description);
+}
+
+export function typed_factory(coercion_function, factory_function, description) {
+	return new Field_Configuration(null, coercion_function, factory_function, description);
+}
\ No newline at end of file
diff --git a/source/data/field-configuration.mjs b/source/data/field-configuration.mjs
index 10c78fc..4971bfc 100644
--- a/source/data/field-configuration.mjs
+++ b/source/data/field-configuration.mjs
@@ -1,5 +1,6 @@
 import { Data_Validation_Failed, Data_Coercion_Failed, Superfluous_Data_Field } from '@efforting.tech/errors';
 
+
 export class Field_Configuration {
 	constructor(validation_function=null, coercion_function=null, factory_function=null, expected_description=undefined) {
 		Object.assign(this, { validation_function, coercion_function, factory_function, expected_description });