diff --git a/procedure.md b/procedure.md
index 986719e42..85e1e01be 100644
--- a/procedure.md
+++ b/procedure.md
@@ -1,10 +1,15 @@
 # Procedure
 
 - A definite [[algorithm]] that can be [[executed]] step by step internally to a [[person]] or with the help of a [[digital]] [[computer]].
+- The running [[context]] of a procedure is the [[state]] on which it depends.
+  - Some of the state can be shared.
+  - Our [[culture]] is [[shared state]].
+
 
 
 [//begin]: # "Autogenerated link references for markdown compatibility"
 [algorithm]: algorithm "Algorithm"
 [person]: person "Person"
 [computer]: computer "Computer"
+[context]: context "Context"
 [//end]: # "Autogenerated link references"
\ No newline at end of file