Sadler's Lectures

Alasdair MacIntyre, After Virtue - Emotivist Culture & Characters - Sadler's Lectures

02 Jan 2026

Contributed by Lukas

This lecture discusses key ideas from the 20th and 21st century philosopher and moral theorist, Alasdair MacIntyre's work After Virtue It focuses upo...

Alasdair MacIntyre, After Virtue - Emotivism as a Moral Theory - Sadler's Lectures

01 Jan 2026

Contributed by Lukas

This lecture discusses key ideas from the 20th and 21st century philosopher and moral theorist, Alasdair MacIntyre's work After Virtue It focuses upo...

Alasdair MacIntyre, After Virtue - Meaning and Use of Language - Sadler's Lectures

30 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th and 21st century philosopher and moral theorist, Alasdair MacIntyre's work After Virtue It focuses upo...

Martin Luther King, Letter From A Birmingham Jail - Racial Justice As An End

27 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th century African-American philosopher, theologian, and civil rights leader, Martin Luther King Jr.'s wor...

Martin Luther King, Letter From A Birmingham Jail - Non-Violent Action As A Means

26 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th century African-American philosopher, theologian, and civil rights leader, Martin Luther King Jr.'s wor...

Martin Luther King, Letter From A Birmingham Jail - Just And Unjust Laws

23 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th century African-American philosopher, theologian, and civil rights leader, Martin Luther King Jr.'s wor...

Martin Luther King, Letter From A Birmingham Jail - Racism, Inequality, and Segregation

22 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th century African-American philosopher, theologian, and civil rights leader, Martin Luther King Jr.'s wor...

3 Philosophers Walk Into A Bar Fight: Understanding & Managing Anger Using Ideas From Philosoph

21 Dec 2025

Contributed by Lukas

This is the recording from my invited talk on philosophical resources for understanding and managing anger, which was part of my alma mater Lakeland U...

How Difficult Is It To Find An Aristotelian Friend? - Sadler's Lectures

19 Dec 2025

Contributed by Lukas

This is my relatively short talk given during the 2025 Plato's Academy multidisciplinary conference: The Philosophy of Love And Relationships. I was i...

What Is Aristotelian Prohairesis? - Sadler's Lectures

17 Dec 2025

Contributed by Lukas

This lecture, discussing the nature of "moral choice" or "deliberate choice" in Aristotle's moral theory, was delivered during the 7th Felician Ethics...

Epictetus on Keeping Prohairesis in Accordance With Nature

15 Dec 2025

Contributed by Lukas

This is the invited presentation I provided for the attendees of the Stoicon-X Brisbane conference in Australia held in October 2019. It discusses Ep...

How Does A Stoic Deal With Grief? A Modern Stoicism Conversation - Sadler's Lectures

14 Dec 2025

Contributed by Lukas

This is the recording of my short presentation and the Q&A at the second Conversations With Modern Stoicism event, hosted in June 2025 by Phil Yanov. ...

Real Workplace Stoicism - Virtues, Duties, Fitting In, & Fixing Things - Sadler's Lectures

12 Dec 2025

Contributed by Lukas

This is the talk I was invited to provide for Stoicon-X New England 2020. I take the recent case of a fired Lidl communications worker who claimed th...

Karl Marx And Friedrich Engels, The Communist Manifesto - Communist Criticism Of Other Socialisms

11 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 19th century philosophers and social theorists, Karl Marx and Friedrich Engels, articulated in their work Th...

Karl Marx And Friedrich Engels, The Communist Manifesto - Party, Proletariat, & Communist Project

10 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 19th century philosophers and social theorists, Karl Marx and Friedrich Engels, articulated in their work Th...

Karl Marx And Friedrich Engels, The Communist Manifesto - The Emergence Of The Proletariat

08 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 19th century philosophers and social theorists, Karl Marx and Friedrich Engels, articulated in their work Th...

Karl Marx & Friedrich Engels, The Communist Manifesto - Class Conflict & The Rise Of The Bourgeoisie

07 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 19th century philosophers and social theorists, Karl Marx and Friedrich Engels, articulated in their work Th...

Divine Justice, Mercy, and Intercession: The Innovative Structure of Anselm’s Prayers

05 Dec 2025

Contributed by Lukas

Divine Justice, Mercy, and Intercession: The Innovative Structure of Anselm’s Prayers by Lectures on classic and contemporary philosophical texts an...

Is God's Justice Unmerciful in Anselm's Cur Deus Homo? - Sadler's Lectures

04 Dec 2025

Contributed by Lukas

This is my portion of a panel discussion, reading my paper a panel presentation, "Is God's Justice Unmerciful in St. Anselm's Cur Deus Homo?," deliver...

St. Anselm on Marriage, Congugal Love, and Sexual Desire

03 Dec 2025

Contributed by Lukas

This lecture is a talk given at the 5th Saint Anselm conference, sponsored by the Institute for Saint Anselm Studies at Saint Anselm College in April ...

An Anselmian Account of the Grounding of Morality - Sadler's Lectures

02 Dec 2025

Contributed by Lukas

In this talk, given in the course of Franciscan University of Steubenville's 2013 Annual Conference on Christian Philosophy, I set out what could be S...

Ayn Rand, The Virtue of Selfishness - Ethics of Emergencies - Sadler's Lectures

01 Dec 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th century philosopher and novelist Ayn Rand's book The Virtue of Selfishness, in particular the chapter "...

Ayn Rand, The Virtue of Selfishness - Love and Friendship as Selfish - Sadler's Lectures

30 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th century philosopher and novelist Ayn Rand's book The Virtue of Selfishness, in particular the chapter "...

Ayn Rand, The Virtue of Selfishness - Values and Virtues - Sadler's Lectures

28 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th Century rational egoist philosopher and novelist Ayn Rand's book, The Virtue Of Selfishness. It focuses...

Ayn Rand, The Virtue of Selfishness - How Should A Rational Egoist Behave - Sadler's Lectures

25 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th Century rational egoist philosopher and novelist Ayn Rand's book, The Virtue Of Selfishness. It focuses...

Ayn Rand, The Virtue of Selfishness - Consciousness, Animals, and Humans - Sadler's Lectures

23 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th Century rational egoist philosopher and novelist Ayn Rand's book, The Virtue Of Selfishness. It focuses...

Divine Justice, Mercy, and Intercession- The Innovative Structure of Anselm’s Prayers

21 Nov 2025

Contributed by Lukas

Divine Justice, Mercy, and Intercession- The Innovative Structure of Anselm’s Prayers by Lectures on classic and contemporary philosophical texts an...

Ayn Rand, The Virtue of Selfishness - Life as a Basis for Rational Egoism - Sadler's Lectures

21 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th Century rational egoist philosopher and novelist Ayn Rand's book, The Virtue Of Selfishness. It focuses...

Ayn Rand, The Virtue of Selfishness - Criticisms of Non-Rational Ethics - Sadler's Lectures

20 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th century philosopher and novelist Ayn Rand's book The Virtue of Selfishness, in particular the chapter "...

Why Stoics Should Not Be Indifferent to the Indifferents - Sadler's Lectures

19 Nov 2025

Contributed by Lukas

my invited talk at the first Stoicon-X Brasil online conference. Due to technical issues, I provided a live presentation (translation provided by par...

Early Christian Thinkers On Anger - Sadler's Lectures

18 Nov 2025

Contributed by Lukas

This is my relatively short talk given during the 2025 Plato's Academy multidisciplinary conference: The Philosophy and Psychology of Anger, during wh...

The Scope of Genuine Courage In Stoicism - Sadler's Lectures

17 Nov 2025

Contributed by Lukas

This is a talk I was invited to provide to the inaugural 2021 Stoicon-X Military conference, held online. I chose as my topic the scope of genuine co...

How Should Stoics Respond When Bad Things Happen To Other People - Sadler's Lectures

16 Nov 2025

Contributed by Lukas

This is the recording of my short presentation and the Q&A at the second Conversations With Modern Stoicism event, hosted in July 2023 by Phil Yanov. ...

Rainer Maria Rilke on Solitude, Slowing Down, and Making Space - Sadler's Lectures

15 Nov 2025

Contributed by Lukas

This is a podcast of a guest sermon, given by invitation to the Unitarian Universalist Community of the Catskills. A guest sermon invited by the Unit...

Thomas Aquinas Summa Theologiae - Knowledge As A Cause Of Love

14 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the medieval Christian philosopher and theologian Thomas Aquinas' Summa Theologiae, 1st part, question 27, "The ...

"Whoever is Angry with His Brother” Early Christian Insights on Anger - Sadler's Lectures

13 Nov 2025

Contributed by Lukas

This is a podcast of a guest sermon, given by invitation to the Unitarian Universalist Community of Rock Tavern. In it, I discuss anger as a common p...

Thomas Aquinas Summa Theologiae - Likeness As A Cause Of Love

11 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the medieval Christian philosopher and theologian Thomas Aquinas' Summa Theologiae, 1st part, question 27, "The ...

Thomas Aquinas Summa Theologiae - The Causes Of Love - Sadler's Lectures

10 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the medieval Christian philosopher and theologian Thomas Aquinas' Summa Theologiae, 1st part, question 27, "The ...

Thomas Aquinas Summa Theologiae - Love, Dilection, Charity, and Friendship - Sadler's Lectures

09 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the medieval Christian philosopher and theologian Thomas Aquinas' Summa Theologiae, 1st part of the second part,...

Thomas Aquinas Summa Theologiae - Love, The Appetites, and Passion - Sadler's Lectures

08 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the medieval Christian philosopher and theologian Thomas Aquinas' Summa Theologiae, 1st part of the second part,...

Thomas Aquinas Summa Theologiae - God Loving Some Things More - Sadler's Lectures

06 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the medieval Christian philosopher and theologian Thomas Aquinas' Summa Theologiae, 1st part, question 20, "God'...

Thomas Aquinas Summa Theologiae - God's Love For Other Things - Sadler's Lectures

05 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the medieval Christian philosopher and theologian Thomas Aquinas' Summa Theologiae, 1st part, question 20, "God'...

Thomas Aquinas Summa Theologiae - Whether Love Is In God - Sadler's Lectures

03 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the medieval Christian philosopher and theologian Thomas Aquinas' Summa Theologiae, 1st part, question 20 "God's...

Heloise and Abelard - Letters 5-6 - Struggling Against Passion - Sadler's Lectures

01 Nov 2025

Contributed by Lukas

This lecture discusses key ideas from the sequence of letters between two great Medieval intellectuals, lovers, and religious Heloise D'Argenteuil and...

Heloise and Abelard - Letter 4 - Love, Despair, and Repentance - Sadler's Lectures

30 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the sequence of letters between two great Medieval intellectuals, lovers, and religious Heloise D'Argenteuil and...

Heloise and Abelard - Letter 3 - Love, Virtue, Duty, and God - Sadler's Lectures

29 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the sequence of letters between two great Medieval intellectuals, lovers, and religious Heloise D'Argenteuil and...

Heloise and Abelard - Letter 2 - Married Love and Religious Life - Sadler's Lectures

27 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the sequence of letters between two great Medieval intellectuals, lovers, and religious Heloise D'Argenteuil and...

Heloise and Abelard - Letter 1 - A History Of Abelard's Calamities - Sadler's Lectures

26 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the sequence of letters between two great Medieval intellectuals, lovers, and religious Heloise D'Argenteuil and...

Seneca, Letter 109 - Fellowship And Wise People - Sadler's Lectures

24 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the ancient Stoic philosopher Seneca's Letters, this one looking at Letter 109 It focuses specifically on wheth...

Seneca, Letter 99 - Consolation For Loss Of A Child - Sadler's Lectures

23 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the ancient Stoic philosopher Seneca's Letters, this one looking at Letter 99 In this letter, after a brief int...

Seneca, Letter 6 - Friendship, Progress, and Sharing Knowledge - Sadler's Lectures

21 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the ancient Stoic philosopher Seneca's Letters, this one looking at Letter 6 It focuses specifically on how we...

Seneca, Letter 3 - True and False Friendship - Sadler's Lectures

20 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the ancient Stoic philosopher Seneca's Letters, this one looking at Letter 3 It focuses specifically on Seneca ...

Soren Kierkegaard The Present Age - Silence, Speaking, and Chatter - Sadler's Lectures

11 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the 19th century philosopher, essayist, and theologian, Søren Kierkegaard's review essay "The Present Age" cont...

Thomas Hobbes, Leviathan - Wit, Judgement, And Fancy - Sadler's Lectures

10 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the modern philosopher Thomas Hobbes' work Leviathan It focuses specifically on first part of chapter 8 where h...

Thomas Hobbes, Leviathan - The Ends Of Discourse - Sadler's Lectures

09 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the modern philosopher Thomas Hobbes' work Leviathan It focuses specifically on chapter 7, where he identifies ...

Thomas Hobbes, Leviathan - Simple Passions Diversified - Sadler's Lectures

08 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the modern philosopher Thomas Hobbes' work Leviathan It focuses specifically on on the second part of chapter 6...

Thomas Hobbes, Leviathan - Motion, Endeavor, and Passions - Sadler's Lectures

07 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the modern philosopher Thomas Hobbes' work Leviathan It focuses specifically on chapter 6, in which Hobbes deve...

Thomas Hobbes, Leviathan - Reason and Science - Sadler's Lectures

05 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the modern philosopher Thomas Hobbes' work Leviathan It focuses specifically on chapter 5, where he examines in...

Thomas Hobbes, Leviathan - Names, Consequences, and Definitions - Sadler's Lectures

04 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the modern philosopher Thomas Hobbes' work Leviathan It focuses specifically on chapter 4, where a number of di...

Thomas Hobbes, Leviathan - Human Discourse - Sadler's Lectures

03 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the modern philosopher Thomas Hobbes' work Leviathan It focuses specifically on chapters 3 and 4, where Hobbes ...

Thomas Hobbes, Leviathan - Sense and Imagination - Sadler's Lectures

02 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the modern philosopher Thomas Hobbes' work Leviathan It focuses specifically on chapters 1 and 2 of the work, w...

Poul Anderson - Of Thud And Blunder - Sadler's Lectures

01 Oct 2025

Contributed by Lukas

This lecture discusses key ideas from the 20th century American science fiction and fantasy author Poul Anderson's essay "Of Thud And Blunder", which ...