
Critical Thinking Course
Stop accepting weak arguments, flawed data, and gut-driven decisions at face value. This Critical Thinking Course gives you a rigorous, practical toolkit to analyze problems, evaluate evidence, and reason with precision. Whether you're navigating complex decisions at work or cutting through noise in daily life, these skills will sharpen every judgment you make.
What you will learn:
In this course, you will build a complete critical thinking skillset from the ground up. You will learn how to identify logical fallacies, dismantle cognitive biases, and evaluate sources with professional rigor. You will master structured frameworks for problem framing, root cause analysis, and decision-making under uncertainty. The course also covers systems thinking, Socratic questioning, ethical reasoning, and digital information literacy. By the end, you will think more clearly, argue more effectively, and make better decisions in every area of your life.
How you study in practice Critical Thinking Course
How you practise Critical Thinking Course
For companies looking to train their team
With Dedika for Business, the course includes exercises and examples tailored to your own business and the way your company needs.
Course Content
8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)
Chapter 1HideHide detailsSee detailsFoundations of Critical Thinking
Foundations of Critical Thinking
Lesson 1 • The Thinking Process Unpacked
Breaks down cognition into perception, interpretation, analysis, and judgment. Provides a process map learners will apply throughout the course.
Lesson 2 • Defining Critical Thinking
Clarifies the precise meaning of critical thinking versus intuition and opinion. Sets the conceptual baseline for the entire course.
Lesson 3 • Why Critical Thinking Matters
Examines real-world consequences of poor reasoning in professional and personal contexts. Motivates learners by connecting skills to tangible outcomes.
Lesson 4 • Standards of Good Reasoning
Introduces universal intellectual standards: clarity, accuracy, precision, relevance, and fairness. These standards serve as evaluation criteria in every later chapter.
Chapter 2HideHide detailsSee detailsLogic and Argument Structure
Logic and Argument Structure
Lesson 1 • Anatomy of an Argument
Defines premises, conclusions, and inference links that form every argument. Grounds learners in the vocabulary needed for all argument analysis.
Lesson 2 • Inductive Reasoning
Explores probabilistic inference, generalization, and analogical reasoning. Connects to real-world decision-making where certainty is rarely available.
Lesson 3 • Deductive Reasoning
Covers validity, soundness, and the mechanics of deductive inference. Learners practice testing whether conclusions necessarily follow from premises.
Lesson 4 • Abductive Reasoning
Introduces inference to the best explanation as a third reasoning mode. Prepares learners to diagnose problems and generate hypotheses systematically.
Lesson 5 • Constructing Clear Arguments
Teaches learners to build well-structured, persuasive arguments from scratch. Bridges logic theory to practical communication and advocacy.
Chapter 3HideHide detailsSee detailsIdentifying and Avoiding Fallacies
Identifying and Avoiding Fallacies
Lesson 1 • Fallacies of Presumption and Ambiguity
Addresses begging the question, false dichotomy, equivocation, and amphiboly. Sharpens sensitivity to hidden assumptions and linguistic traps.
Lesson 2 • What Makes Reasoning Fallacious
Distinguishes formal fallacies from informal ones and explains why both mislead. Establishes a diagnostic mindset for the rest of the chapter.
Lesson 3 • Fallacies of Relevance
Covers ad hominem, straw man, appeal to authority, and related errors. Learners practice spotting irrelevant premises in arguments and debates.
Lesson 4 • Responding to Fallacious Arguments
Provides strategies for naming, neutralizing, and redirecting fallacious reasoning in real conversations. Builds practical assertiveness alongside analytical skill.
Lesson 5 • Fallacies of Weak Induction
Examines hasty generalization, false cause, slippery slope, and analogical errors. Connects to inductive reasoning skills built in the previous chapter.
Chapter 4HideHide detailsSee detailsCognitive Biases and Mental Models
Cognitive Biases and Mental Models
Lesson 1 • How Biases Form and Persist
Explains the cognitive and evolutionary origins of bias and why they resist correction. Frames bias awareness as the first step toward better judgment.
Lesson 2 • Debiasing Strategies
Teaches pre-mortems, consider-the-opposite, and structured decision protocols. Equips learners with actionable routines to reduce bias in real decisions.
Lesson 3 • Social and Group Biases
Examines in-group favoritism, groupthink, and social proof as reasoning distortions. Prepares learners to think independently in team and organizational settings.
Lesson 4 • Judgment and Decision Biases
Covers confirmation bias, anchoring, availability heuristic, and overconfidence. Learners trace how each bias corrupts specific stages of decision-making.
Lesson 5 • Useful Mental Models
Introduces first-principles thinking, inversion, second-order effects, and Occam's razor. Provides structured lenses that counteract bias and improve analysis.
Chapter 5HideHide detailsSee detailsEvidence Evaluation and Source Analysis
Evidence Evaluation and Source Analysis
Lesson 1 • Recognizing Misinformation and Spin
Identifies techniques used to distort facts: cherry-picking, framing effects, and false balance. Builds resilience against persuasion tactics that exploit cognitive biases.
Lesson 2 • Statistical Reasoning Essentials
Covers sample size, correlation vs. causation, base rates, and misleading graphs. Prevents common quantitative errors that distort evidence-based conclusions.
Lesson 3 • Types and Quality of Evidence
Classifies evidence by type—anecdotal, empirical, expert, statistical—and ranks quality. Gives learners a hierarchy for weighing competing information sources.
Lesson 4 • Evaluating Source Credibility
Applies criteria of expertise, accuracy, objectivity, currency, and purpose to sources. Directly addresses the challenge of information overload in professional life.
Lesson 5 • Building an Evidence-Based Case
Synthesizes evidence evaluation skills into constructing well-supported positions. Connects back to argument structure from Chapter 2 with richer evidentiary grounding.
Chapter 6HideHide detailsSee detailsProblem Framing and Analysis
Problem Framing and Analysis
Lesson 1 • Root Cause Analysis
Covers fishbone diagrams, fault tree analysis, and causal loop thinking. Ensures learners address causes rather than symptoms in any domain.
Lesson 2 • Decomposing Complex Problems
Applies issue trees, MECE structuring, and component analysis to large problems. Enables learners to manage complexity without losing sight of the whole.
Lesson 3 • Why Problem Framing Is Critical
Demonstrates how misframed problems lead to wasted effort and wrong solutions. Motivates rigorous framing as the highest-leverage thinking activity.
Lesson 4 • Reframing and Perspective Shifts
Uses analogical thinking, role reversal, and constraint removal to unlock new framings. Prepares learners for creative problem-solving covered in the next chapter.
Lesson 5 • Techniques for Defining Problems
Teaches the 5 Whys, problem statement templates, and boundary-setting methods. Gives learners repeatable tools for arriving at precise problem definitions.
Chapter 7HideHide detailsSee detailsDecision-Making Under Uncertainty
Decision-Making Under Uncertainty
Lesson 1 • Risk Assessment and Tolerance
Covers risk identification, impact-likelihood mapping, and personal risk tolerance calibration. Enables learners to make decisions that reflect both logic and appropriate caution.
Lesson 2 • Probabilistic Thinking
Teaches expected value, scenario planning, and probability estimation under uncertainty. Connects statistical reasoning from Chapter 5 to forward-looking decisions.
Lesson 3 • Structured Decision Frameworks
Introduces cost-benefit analysis, decision matrices, and multi-criteria evaluation. Provides repeatable tools that reduce reliance on gut feeling alone.
Lesson 4 • Decision-Making Fundamentals
Defines decision quality, distinguishes it from outcome quality, and maps the decision process. Corrects the common error of judging decisions solely by results.
Lesson 5 • Reviewing and Learning from Decisions
Establishes decision journals, after-action reviews, and feedback loops as learning tools. Closes the decision cycle and builds cumulative judgment over time.
Chapter 8HideHide detailsSee detailsStrategic and Systems Thinking
Strategic and Systems Thinking
Lesson 1 • Mapping and Modeling Systems
Teaches causal loop diagrams, stock-and-flow models, and system archetypes. Gives learners visual tools to represent and communicate complex dynamics.
Lesson 2 • Synthesizing Information at Scale
Applies structured synthesis, executive summaries, and insight hierarchies to large data sets. Prepares learners to communicate complex analyses to senior audiences.
Lesson 3 • Applying Critical Thinking Strategically
Integrates all course skills into a capstone strategic analysis framework. Learners practice end-to-end critical thinking on a complex, realistic scenario.
Lesson 4 • Strategic Thinking Principles
Covers long-term orientation, trade-off analysis, and competitive positioning logic. Elevates learners from tactical problem-solvers to strategic thinkers.
Lesson 5 • Introduction to Systems Thinking
Defines systems, feedback loops, emergence, and unintended consequences. Shifts learners from linear cause-effect thinking to dynamic, interconnected reasoning.
Your valid completion certificate
This course is for you:
Managers: who need to lead teams through high-stakes decisions confidently.
Journalists: seeking sharper tools to interrogate sources and detect spin.
Entrepreneurs: who want to stress-test assumptions before committing resources.
Graduate students: preparing to analyze research and defend academic arguments.
Policy analysts: who must weigh competing evidence and advise decision-makers.
Career changers: building intellectual credibility in a new professional field.
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