CODuke University · on Coursera
Think Again I: How to Understand Arguments
Beginner 12 hours English University Certificate
Our recommendation
Duke University's popular course on understanding arguments — how to identify, analyse and evaluate reasoning. It is a genuinely useful grounding in critical thinking and logic that applies to work, study and everyday decisions. Clear and accessible rather than dry.
Skills you'll gain
Critical thinkingLogicArgumentationReasoningAnalysisDecision-making
Is this course right for you?
A good fit if you…
You want to reason and argue better
You enjoy thinking about thinking
You are studying or debating
Consider something else if you…
You want a specific technical skill
You already study formal logic
You want a quick summary
About this course
This Duke University course teaches the fundamentals of logical reasoning and argumentation: recognizing valid and invalid arguments, identifying common logical fallacies, evaluating evidence and inferences, and constructing well-reasoned arguments.
What you'll learn
Identify the structure of arguments including premises and conclusions
Evaluate deductive validity and inductive strength of arguments
Recognize common logical fallacies in real-world reasoning
Construct well-reasoned arguments supported by appropriate evidence
Apply critical thinking to evaluate claims in professional and civic contexts
This course includes
12h
On-demand video
Yes
Certificate
Yes
Mobile access
English
Language
What it costs
Free to audit on Coursera; the certificate needs a subscription (about $49 a month), with financial aid available.
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Prices & availability can change — confirm on the provider's site. We're not affiliated with any single provider.
Is the certificate recognised?
Issued through Coursera with Duke University. The thinking skill is the value.
Instructor
WS
Walter Sinnott-Armstrong / Ram Neta
Coursera instructor
280K+ learners6 courses4.7 instructor rating
Taught by Walter Sinnott-Armstrong (Duke philosophy professor) and Ram Neta (UNC Chapel Hill), both leading philosophers who specialize in reasoning and argumentation.
About this provider
CO
Coursera
University-backed online learning platform. 142M learners, 7,000+ courses from 325+ institutions.
Frequently asked questions
Yes for a clear, useful grounding in critical thinking and understanding arguments — skills that apply to almost anything.
You can audit it free on Coursera; the certificate needs a subscription, with financial aid available.
Yes. It teaches you to identify, analyse and evaluate arguments you meet at work, in study and in daily life.
Anyone who wants to reason more clearly — students, professionals, or people who simply enjoy thinking well.
About 12 hours over two to three weeks.