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Guides/Thinking & Problem Solving
🧩

Problem Solving

Recognizing problems in real situations, analyzing causes, executing solutions, and verifying the results.

Problem solving is an integrated skill that spans from recognizing the gap between the current state and a goal, through cause analysis, solution development, execution, and result verification. It starts with simple, well-defined problems and extends to complex situations involving multiple stakeholders and uncertain information. Analytical thinking is covered in depth by Critical Thinking, choosing among alternatives by Decision Making, and scoping the problem by Problem Definition. This guide focuses on the end-to-end process of structuring a problem and executing the solution.

🧠Thinking & Problem Solving
7 Levels
Published: Apr 1, 2026 · Updated: Jul 26, 2026 · v3

References

U.S. Department of Labor / O*NETProficiency Scale

Provides quantitative level boundaries with 3 anchor points (28/57/85) on a 0-100 proficiency scale, spanning simple task preparation through mid-level optimization to large-scale strategic problem solving

O*NET Complex Problem Solving — Skills Scale (2.B.2.i)
OECD / NCES (U.S. Department of Education)government_data

Defines 5 proficiency levels (Below L1 through L4) of adaptive problem solving for adults, providing step-by-step cognitive behavior descriptors from simple static problems to complex problems in unstructured, information-dense environments

PIAAC Cycle 2 Adaptive Problem Solving Proficiency Levels
The International TRIZ Association (MATRIZ)Certification

Defines inventive problem solving proficiency with a 5-level certification (Level 1 basics through Level 5 Master contributing to methodology), providing concrete benchmarks for methodology usage levels in checklists

MATRIZ TRIZ Certification — Levels 1-5
한국산업인력공단 / 고용노동부Competency Framework

Systematizes problem solving competency through sub-structures of thinking ability (creative, logical, critical) and problem processing ability (recognition→alternative selection→application→evaluation), providing authoritative grounding for Korean-context occupational competency definitions

NCS 직업기초능력 — 문제해결능력

Related Guides

⚙️
Algorithmic Thinking
Breaking down problems into clear, sequential steps and recognizing patterns to find efficient solutions.
⚖️
Bias Recognition
Spotting the cognitive biases hidden in your own and others' judgments and correcting them in real time.
✨
Creativity
Generating ideas beyond established frames, reframing problems, and turning them into tangible outcomes.
🔍
Critical Thinking
Testing evidence, logic, and premises instead of taking claims at face value, to reach sound conclusions.
📊
Data-Driven Decisions
Grounding decisions in data you collect and analyze rather than intuition, from metrics to data strategy.
🧠
Decision Making
Analyzing information and weighing alternatives to choose under uncertainty, from daily calls to strategy.