Philosopher’s Zone- NYTimes – The Stone
- Capitalism and ‘Culturecide’
- ‘The Good Place’ Asks, Are You the Worst Thing You’ve Ever Done?
- Why We Will Need Walt Whitman in 2020
- Am I Wiser Than My Grandparents?
- Are You Listening?
- Could I Be My Own Soul Mate?
- It’s a Terrible Day in the Neighborhood, and That’s O.K.
- The Real Cost of Tweeting About My Kids
- The Perils of Abstraction
- We Don’t Actually Want to Be Happy
- Philosophy Now
- Harley Schwadron’s Cartoon
- News: December 2019 / January 2020
- Trump & Arendt Debate The Wall: Fictive Questions, Real Answers
- Chris Gill’s Cartoon
- Am I Dreaming? by James Kingsland
- Would Machiavelli Vote For Donald Trump?
- Cosmopolitanism & Immigration
- Galileo’s Error by Philip Goff
- Dewey & Climate Denial2
- Proverbs for Engraving onto Imperial Monuments
- RSA Animate
- Scientific American – Mind and Brain
- Do We Possess a Transpersonal Imagination?
- My Go-To Arguments for Free Will
- Does Social Media Cause Depression?
- Possible Missing Link in Alzheimer's Pathology Identified
- Johns Hopkins Scientists Give Psychedelics the Serious Treatment
- In Search of the Brain's Social Road Maps
- Does Consciousness Pervade the Universe?
- Glutamate Built the Brain--Can It Treat It, Too?
- Mysticism and the Mind-Body Problem: Other Views
- Atlantic Puffins Spotted Using Tools
- TED talks
- Why can't we talk about periods? | Jen Gunter
- A path to security for the world's deadliest countries | Rachel Kleinfeld
- Why are drug prices so high? Investigating the outdated US patent system | Priti Krishtel
- How supply chain transparency can help the planet | Markus Mutz
- How guest worker visas could transform the US immigration system | David J. Bier
- The perks of being a pirate | Tom Nash
- Why "biofabrication" is the next industrial revolution | Suzanne Lee
- A swarm of mini drones makes ... magic! | Marco Tempest
- Climate change will displace millions. Here's how we prepare | Colette Pichon Battle
- What a digital government looks like | Anna Piperal
Category Archives: Deductive Logic
The power of the non sequitur
From www.dilbert.com of course…
Philosophy in Senior Schools
(From my appearance on ABC Radio National’s ‘Philosopher’s Zone) http://www.abc.net.au/rn/philosopherszone/stories/2007/1911312.htm Philosophy is about asking childlike questions – how do we know the world exists? How do we know it hasn’t just started existing? Why can’t we go back in time? … Continue reading
Some important tools of critical thinking
(from my Ockham’s Razor appearance on the ABC’s Radio National) http://www.abc.net.au/rn/ockhamsrazor/stories/2010/2975629.htm Robyn Williams: And now, the bad news. No, don’t run off – this is interesting – even Quite Interesting, as Stephen Fry might say. Here I’ll quote directly from a … Continue reading
Logic in conversation
Why knowing deductive logic is not always an advantage.. Another Dilbert classic.
More Dilbert magic – Argumentation
Deductive logic, argument, argumentation.
The Tools of Critical Thinking
Ocham’s Razor episode with Peter Ellerton on Inductive and Deductive Reasoning and courses in schools. Critical thinking. Ockhams Razor – Ellerton (mp3)
Just think: it’s important
Sydney Morning Herald article on teaching philosophy in schools. Reason being … Peter Ellerton teaches philosophy at Brisbane’s Calamvale Community College and started the Australian Philosophy Teachers Network to get more resources to teachers. Photo: Paul Harris August 25, … Continue reading
Exercises using truth tables or trees for validity worksheet
Worksheet with about a dozen problems requiring testing for validity using truth tables & truth trees, as well as some translating. Deductive Logic. Truth tree validity worksheet
Basic Truth Table Posters
These simple posters were printed off and placed above the whiteboard for the duration of our propositional logic unit as a means of quick visual reference. Deductive Logic. Basic truth table posters
Valid Arguments, Tautologies and Formal Fallacies (deductive logic)
A one page summary sheet of some of the main bits of propositional logic. Deductive Logic. Valid Arguments
Truth Trees booklet
Booklet on the propositional logic technique of truth trees. Deductive Logic. Truth Trees
Truth Tables booklet (deductive logic)
A booklet on the techniques of truth tables from propositional logic. Deductive Logic. Truth Tables booklet
Propositional Logic – Translating and Symbolising (deductive logic)
An introduction to propositional logic – how to represent sentences and statements into propositions. Deductive Logic. Propositional Logic – Propositions booklet
Natural Deduction booklet (deductive logic)
A booklet on the technique of natural deduction (requires knowledge of propositional logic) – deductive logic. Natural Deduction Booklet
Categorical Logic booklet (deductive logic)
Traditional and categorical logic as Aristotle meant it to be… deductive logic. Traditional Categorical Logic
Monty Python – ‘We found a witch!’ scene from The Holy Grail
Classic Python scene. Great for deductive logic, analogy, fallacies of reasoning. Mp4 format – good for ipods. About 4 minutes and 25 Mb. witch (mp4)
Philosophy Games
The Philosophers’ magazine online – an excellent series of games on philosophy, critical thinking and deductive logic. Includes Battlefield God and moral philosophy games. http://www.philosophersnet.com/games/
Penguin Logic
How not to do deductive logic (cartoon)
