diff --git a/education/english/ENGL2010/Addiction Analysis.md b/education/english/ENGL2010/Addiction Analysis.md
index 2abf801..e592b86 100644
--- a/education/english/ENGL2010/Addiction Analysis.md	
+++ b/education/english/ENGL2010/Addiction Analysis.md	
@@ -29,4 +29,10 @@
 		- "Here’s the testimony of one person with addiction, reported in Maia Szalavitz’s book [_Unbroken Brain_](https://books.google.com/books?id=4yJ3CgAAQBAJ&lpg=PP1&pg=PA114#v=onepage&q&f=false): “I can remember many, many times driving down to the projects telling myself, ‘You don’t want to do this! You don’t want to do this!’ But I’d do it anyway.”
 			- Ethos
 - The "self" is not a single unitary thing
-	- The concept of a "dual process" mind comes from Nobel laureate Daniel Kahneman, who divides the mind into a part that makes judgements quickly, intuitively, and unconsciously ("System 1") and a part that thinks more slowly, rationally, and consiously ("System 2").
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+	- The concept of a "dual process" mind comes from Nobel laureate Daniel Kahneman, who divides the mind into a part that makes judgements quickly, intuitively, and unconsciously ("System 1") and a part that thinks more slowly, rationally, and consiously ("System 2").
+	- Neuroscientist Kent Berridge notes a system in our brain he calls the "wanting system", which regulates our cravings for things like food, sex, and drugs, using signals based in the neutrotransmitter dopamine
+		- "More pertinent for our purposes is research on what [University of Michigan neuroscientist Kent Berridge](http://www-personal.umich.edu/~berridge/) calls the “wanting system,” which regulates our cravings for things like food, sex, and drugs using signals based in the neurotransmitter dopamine. The wanting system has powerful control over behavior, and its cravings are insensitive to long-term consequences."
+		- He notes that drugs hijack that system causing cravings that are far stronger than humans experience.
+	- The boundaries of where "the self" is in the human brain aren't clearly defined, processes in the brain mesh together tightly, so there's no clean boundary.
+	- From a philosophical sense, there are many different ways to approach the concept of the self.
+	- Modern philosopher
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