diff --git a/course_outline/course12-Philosophy/videos/README.md b/course_outline/course12-Philosophy/videos/README.md
index e0bd284..3352493 100644
--- a/course_outline/course12-Philosophy/videos/README.md
+++ b/course_outline/course12-Philosophy/videos/README.md
@@ -99,4 +99,7 @@
 97. [Moral Sentiments and Material Interests](https://youtu.be/UZ2KnM_nDwc?si=GtZ4SB_YoPY3v2gz)
 98. [Dr. Russ Shafer-Landau: Objective Morality Without God](https://youtu.be/50CQwa15R7A?si=L5StFnkCnhy9Qp8r)
 99. [Martha Nussbaum, "Creating Capabilities: The Human Development Approach"](https://youtu.be/sYfFGDhbHUk?si=LV8qDyodPam4uPVq)
-100. [Do We Need Ethical Principles? Richard Rorty (1994)](https://youtu.be/SDAdveMYHFs?si=a4GCj9yTYMB6sRv6)
\ No newline at end of file
+100. [Do We Need Ethical Principles? Richard Rorty (1994)](https://youtu.be/SDAdveMYHFs?si=a4GCj9yTYMB6sRv6)
+101. [Ethics of Principle vs Sensitivity - Richard Rorty (1990)](https://youtu.be/nD248K11zNE?si=C_Hxxep2THR5x-oY)
+102. [The Fundamentals of Ethics - Chapter 15: Ethical Pluralism and Absolute Moral Rules](https://youtu.be/kMtnhdpHJ9M?si=xiqBiG4QBM8RreKM)
+103. [The Fundamentals of Ethics - Chapter 16: Ethical Pluralism: Prima Facie Duties/Ethical Particularism](https://youtu.be/dijHYMyFnLw?si=MCCHP3t9WqAdwKvX)
\ No newline at end of file
diff --git a/course_outline/course13-ethics/README.md b/course_outline/course13-ethics/README.md
index 04bc42f..4b16a98 100644
--- a/course_outline/course13-ethics/README.md
+++ b/course_outline/course13-ethics/README.md
@@ -158,6 +158,7 @@
 120. [Moral foundations theory](https://en.wikipedia.org/wiki/Moral_foundations_theory)
 121. [On_the_Basis_of_Morality](https://en.wikipedia.org/wiki/On_the_Basis_of_Morality)
 122. [Moral Responsibility](https://plato.stanford.edu/entries/moral-responsibility/)
+123. [Act and Rule Utilitarianism](https://iep.utm.edu/util-a-r/)
 
 ## People