diff --git a/pages/incubation.PrincipiaCybernetica.md b/pages/incubation.PrincipiaCybernetica.md
index 97308bc..6156ce9 100644
--- a/pages/incubation.PrincipiaCybernetica.md
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@@ -1,3 +1,7 @@
 > **Principia Cybernetica** is an international cooperation of scientists in the field of [cybernetics](https://en.wikipedia.org/wiki/Cybernetics "Cybernetics") and [systems science](https://en.wikipedia.org/wiki/Systems_science "Systems science"), especially known for their website, Principia Cybernetica. They have dedicated their organization to what they call "a computer-supported evolutionary-systemic philosophy, in the context of the transdisciplinary academic fields of Systems Science and Cybernetics".
 >  -- https://en.wikipedia.org/wiki/Principia_Cybernetica
 
+## Adjacent
+- https://en.wikipedia.org/wiki/Red_Queen_hypothesis
+	- https://en.wikipedia.org/wiki/Red_Queen%27s_race
+- https://en.wikipedia.org/wiki/Global_brain 
\ No newline at end of file