Glossary of Terms
38 essential debate concepts defined
A
Abduction
Inference to the best explanation. Given observed facts, what explanation best accounts for them? Unlike deduction (certainty) or induction (probability), abduction asks which theory most plausibly explains the evidence.
→ Chapter 13: Logos and ReasoningAd Hominem
Attacking the person making an argument rather than the argument itself. A logical fallacy when used to dismiss arguments, but can be relevant when credibility is genuinely at issue.
→ Chapter 10: Logical Traps and FallaciesB
Backfire Effect
The psychological phenomenon where presenting evidence against a belief can actually strengthen that belief, especially when the belief is tied to identity.
→ Chapter 2: Psychology of BeliefBelief Stack
The hierarchy of beliefs from surface opinions to core identity. Surface beliefs are easy to change; identity-level beliefs resist change fiercely.
→ Chapter 2: Psychology of BeliefBurden of Proof
The obligation to prove one's assertion. Generally, the person making a claim or proposing change bears the burden. Understanding who holds the burden is crucial for strategy.
→ Chapter 4: Choosing Your BattlesC
Callback
Referencing something said earlier in the debate. Callbacks show you're tracking the debate carefully, can highlight inconsistencies, and set up powerful conclusions.
→ Chapter 9: Language as WeaponCEWEI
Claim, Evidence, Warrant, Expansion, Impact—the universal structure of a complete argument. The warrant (the logical connection between evidence and claim) is the skeleton key.
→ Chapter 3: Architecture of ArgumentsConcession
Deliberately granting a point to your opponent. Strategic concession builds credibility, narrows the debate to your strongest ground, and enables powerful "even if" arguments.
→ Chapter 4: Choosing Your BattlesD
Deduction
Reasoning from general principles to specific conclusions. If premises are true and logic is valid, the conclusion MUST be true. Attack deductive arguments by challenging premises.
→ Chapter 13: Logos and ReasoningDenial
The most direct attack: "That's not true." Effective only when you can prove it. Weak denial wastes credibility; strong denial with evidence can be devastating.
→ Chapter 7: Attack PatternsE
Ethos
The persuasive appeal based on the speaker's credibility. Aristotle's three components: practical wisdom (competence), virtue (character), and goodwill (caring about the audience).
→ Chapter 11: Ethos and CredibilityF
False Dichotomy
Presenting only two options when more exist. "You're either with us or against us" ignores nuanced positions. Attack by naming the hidden alternatives.
→ Chapter 10: Logical Traps and FallaciesFlow
The running mental map of a debate—tracking what arguments have been made, what's been responded to, and what's dropped. Mastering flow prevents getting lost in complex exchanges.
→ Chapter 6: Real-Time StrategyFormal Victory
Winning by external declaration—a judge's decision, an audience vote, or a decision-maker's approval. One of three victory types.
→ Chapter 1: What Winning MeansFraming
The interpretive context that shapes how arguments are understood. Whoever controls the frame often controls the debate. Framing determines what counts as relevant.
→ Chapter 4: Choosing Your BattlesG
Gish Gallop
Overwhelming opponents with a rapid-fire barrage of arguments, regardless of accuracy. Named after creationist Duane Gish. Counter by selective engagement, not exhaustive response.
→ Chapter 14: Difficult OpponentsI
Impact
The "so what?" of an argument—why it matters. Strong impacts connect to values, consequences, or stakes that your audience cares about.
→ Chapter 3: Architecture of ArgumentsInduction
Reasoning from specific observations to general principles. Provides probability, not certainty. "Every X we've seen has Y, so X probably has Y in general."
→ Chapter 13: Logos and ReasoningK
Kill Shot
The decisive moment in a debate—a single powerful argument or revelation that effectively ends the contest. Rare, but devastating when executed well.
→ Chapter 6: Real-Time StrategyL
Load-Bearing Wall
The critical argument that supports an opponent's entire position. Collapse this, and everything else falls. Focus attacks here rather than on peripheral points.
→ Chapter 4: Choosing Your BattlesLogos
The persuasive appeal based on logic and reasoning. Clear structure, valid inferences, and sound premises make arguments intellectually compelling.
→ Chapter 13: Logos and ReasoningO
Outweighing
Arguing that even if both sides' points are true, yours matter more. "Yes, but..." Compare magnitude, probability, and timeframe to establish which arguments should dominate.
→ Chapter 7: Attack PatternsP
Pathos
The persuasive appeal based on emotion. Hope, fear, anger, and pride can motivate action where logic alone fails. Ethical use amplifies truth; manipulation distorts it.
→ Chapter 12: Pathos and EmotionPersuasive Victory
Actually changing someone's mind—not just silencing them but genuinely shifting how they see an issue. The deeper game of debate.
→ Chapter 1: What Winning MeansPivot
A defensive technique that redirects an attack toward your strength. Absorb the attack, acknowledge what's valid, then transition to your strongest ground.
→ Chapter 8: Defense PatternsPre-emption
Addressing an opposing argument before your opponent makes it. Shows thoroughness and steals their thunder, but risks raising points they might not have thought of.
→ Chapter 8: Defense PatternsPrinciple of Charity
Interpreting your opponent's arguments in their strongest form. Argue against what they mean, not what they said poorly. Strategic charity makes victories more meaningful.
→ Chapter 13: Logos and ReasoningR
RAVEN Test
A framework for evaluating evidence quality: Reputation of the source, Ability to observe, Vested interest, Expertise in the area, and Neutrality.
→ Chapter 3: Architecture of ArgumentsReframe
Changing the interpretive lens through which an argument is seen. "This isn't about X, it's really about Y." Powerful defense that can turn attacks into advantages.
→ Chapter 8: Defense PatternsRelational Victory
Emerging from a debate with reputation enhanced, relationships intact, and position strengthened for future exchanges. Often more valuable than formal victory.
→ Chapter 1: What Winning MeansRule of Three
The principle that humans remember three things easily. Structure arguments in threes: "Three reasons why..." One is assertion; two is coincidence; three is pattern.
→ Chapter 9: Language as WeaponS
Soundness
An argument is sound when its logic is valid AND its premises are actually true. Valid but unsound arguments can be attacked by challenging premises.
→ Chapter 13: Logos and ReasoningSteelmanning
Constructing the strongest possible version of your opponent's argument—the opposite of strawmanning. Essential for genuine understanding and meaningful rebuttal.
→ Chapter 5: Preparation MatrixStraw Man
Misrepresenting an opponent's argument to make it easier to attack. A logical fallacy that damages credibility when detected.
→ Chapter 10: Logical Traps and FallaciesT
Tempo
The pace and rhythm of a debate. Controlling tempo means setting the pace that advantages you—sometimes fast to maintain momentum, sometimes slow to let points land.
→ Chapter 6: Real-Time StrategyTurn
Converting your opponent's argument into support for your position. "Not only is that wrong, but the opposite is true, and here's why that helps my case."
→ Chapter 7: Attack PatternsV
Validity
An argument is valid when the conclusion follows logically from the premises—IF the premises were true, the conclusion would be true. Validity doesn't guarantee truth.
→ Chapter 13: Logos and ReasoningW
Warrant
The logical connection between evidence and claim—the "why" that makes the evidence support the conclusion. The warrant is the skeleton key to any argument.
→ Chapter 3: Architecture of Arguments