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Grounded Theory Methods

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Ethnography and Participant ObservationIn-Depth Interview MethodsBayesian Methods in Social ScienceSynthetic Control Methods
grounded-theory coding theoretical-saturation constant-comparison

Core Idea

Introduces Glaserian and Straussian grounded theory traditions for developing substantive theory from qualitative data. Covers open/axial/selective coding, constant comparison method, theoretical saturation, and memos as theory-building tools. Distinguishes GT from general qualitative analysis.

How It's Best Learned

Code qualitative data with memo-writing, build category hierarchies, trace theory development across coding phases, compare Glaser and Strauss approaches on the same dataset.

Common Misconceptions

Explainer

Grounded theory is best understood as a systematic antidote to a common failure in qualitative research: arriving at fieldwork with a theory already in mind and then finding it confirmed everywhere. Where ethnography gives you rich description from immersive fieldwork, grounded theory provides a protocol for building conceptual categories *from* that data — rising from the particular to the theoretical without imposing prior frameworks prematurely.

The process begins with open coding: reading transcripts or field notes and naming every observation you encounter, as granularly as possible. At this stage you do not privilege one observation over another. Accompanying memos capture the thinking behind each code. Then comes axial coding: grouping open codes into categories and examining relationships — what conditions produce this phenomenon, what strategies do actors use, what are the consequences? The final phase, selective coding, involves identifying a core category that ties all other categories together and building a coherent theoretical narrative around it.

What distinguishes grounded theory from any other systematic qualitative coding is constant comparison: every new piece of data is compared against existing codes, categories, and emerging theory. Does this interview confirm the pattern? Contradict it? Suggest a new dimension? This iterative movement between data and developing theory is what makes the resulting theory genuinely grounded — it emerged through sustained contact with data rather than deduction from prior assumptions.

The stopping rule is theoretical saturation: you continue collecting data until new material no longer modifies or extends your categories. This is a conceptual criterion, not a numerical one — saturation is reached when theory is stable, regardless of how many interviews that required. The Glaserian tradition emphasizes pure discovery without forcing prior categories onto data; the Straussian (and later Constructivist) tradition accepts that researchers bring prior knowledge and that coding is inherently interpretive. The practical tension is real: strict Glaserians worry that structured coding imposes rather than discovers, while Straussian protocols provide the scaffolding many researchers need to build theory rigorously and transparently.

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Prerequisite Chain

Understanding ZeroThe Number ZeroCounting to FiveCounting to 10Counting to 20Counting a Set of Objects Up to 20Cardinality: The Last Number CountedMatching Numerals to QuantitiesSubitizing Small QuantitiesAddition Within 10Number Bonds to 10Addition Within 20Doubles and Near DoublesDoubles Facts Within 10Near Doubles Facts Within 20Mental Math Strategies for AdditionMental Math: Adding and Subtracting TensAddition Within 100Repeated Addition as MultiplicationMultiplication as Equal GroupsMultiplication: ArraysBasic Multiplication Facts (0s, 1s, 2s, 5s, 10s)Multiplication Facts Within 100Division as Equal SharingDivision as Grouping (Measurement Division)Division: Grouping (Repeated Subtraction) ModelDivision: Fair Sharing ModelDivision as Equal SharingDivision as GroupingBasic Division FactsDivision Facts Within 100Multiplication and Division Fact FamiliesRelationship Between Multiplication and DivisionDivision Facts as Inverse of MultiplicationRemainders and Quotients in DivisionDivision Word ProblemsMulti-Step Word ProblemsSolving Multi-Step Word ProblemsMultiplication Word ProblemsDivision Word ProblemsIntroduction to Long DivisionFactors and MultiplesPrime and Composite NumbersEquivalent FractionsRelating Fractions and DecimalsDecimal Place ValueIntegers and the Number LineComparing and Ordering IntegersAbsolute ValueAdding IntegersSubtracting IntegersMultiplying IntegersDividing IntegersUnit RatesProportionsPercent ConceptConverting Between Fractions, Decimals, and PercentsOperations with Rational NumbersTwo-Step EquationsSolving Multi-Step EquationsEquations with Variables on Both SidesAngle Pairs: Complementary, Supplementary, and VerticalParallel Lines and TransversalsCorresponding AnglesAlternate Interior AnglesTriangle Angle Sum TheoremExterior Angle TheoremTriangle Inequality TheoremSimilar Triangles: AA SimilaritySimilar Triangles: SSS and SAS SimilarityProportions in Similar TrianglesRight Triangle Trigonometry IntroductionSine, Cosine, and Tangent RatiosTrigonometric Ratios ReviewRadian MeasureConverting Between Degrees and RadiansThe Unit CircleGraphing Sine and CosineGraphing Tangent and Reciprocal Trigonometric FunctionsDerivatives of Trigonometric FunctionsAntiderivativesIndefinite IntegralsBasic Integration RulesRiemann SumsDefinite Integral DefinitionProbability Density Functions and Continuous DistributionsCumulative Distribution FunctionsContinuous Random VariablesProbability Density FunctionsExpected ValueWeak Law of Large NumbersProbability Axioms and RulesConditional ProbabilityConditional DistributionsBivariate Normal DistributionNormal DistributionStandard Normal Distribution and Z-ScoresHypothesis Testing FundamentalsResearch Methods in SociologyAdvanced Research DesignIn-Depth Interview MethodsGrounded Theory Methods

Longest path: 102 steps · 521 total prerequisite topics

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