diff --git a/doc/development/open-questions/index.mdwn b/doc/development/open-questions/index.mdwn
index d06c4e5b8..bd3b4bf99 100644
--- a/doc/development/open-questions/index.mdwn
+++ b/doc/development/open-questions/index.mdwn
@@ -157,7 +157,8 @@ Discussion of metacognitive strategies that could have computer aides.
       lack of information. To make use of this in metacognition, you need to
       look for more information after the guess, not incorporate the guess as
       the final answer.
-- Sense-making
+- Sensemaking
     * <https://en.wikipedia.org/wiki/Cynefin_framework>
     * <https://medium.com/@cwodtke/five-models-for-making-sense-of-complex-systems-134be897b6b3>
     * <http://ahiddendiscourse.com/2013/02/17/the-cognitive-basis-for-academic-workflows/>
+    * <https://nautilus.org/gps/tools/sense-making-and-mind-mapping-tools/>