1. Knowledge
1.1. Types
1.1.1. Ordinary
1.1.2. Extraordinary
1.1.3. Scientific
1.2. Methods to acquire
1.2.1. Tenacity
1.2.2. Intuition
1.2.3. Authority
1.2.4. Rationalism
1.2.5. Empiricism
2. Characteristics
2.1. Persistent curiosity
2.1.1. Scientific method
2.2. Systematic observ and exper
2.3. Consciously decided what and how to obs
2.4. Sample for generalizing
2.5. Based on evidences
2.6. Documentation
2.7. Scientific evidence (not opinions)
2.8. Revised
3. Research
3.1. Language
3.1.1. Basic research
3.1.2. Applied research
3.1.3. Facts
3.1.4. Observation
3.1.5. Constructs
3.1.6. Reification of constructs
3.1.7. Model
3.1.8. Inductive reasoning
3.1.9. Deductive reasoning
3.2. Types
3.2.1. Inductive
3.2.2. Deductive
3.3. Hypothesis
3.3.1. Null (N0)
3.3.2. Alternative (NA)
3.4. Field
3.4.1. Natural observation
3.4.2. Archival research
3.4.3. Surveys
3.4.4. Case study
3.4.5. Program evaluation
3.4.6. Field experiments
3.4.7. Desk research
3.5. Methods
3.5.1. Naturalistic observation
3.5.2. Case study
3.5.3. Correlational
3.5.4. Diferential
3.5.5. Experimental
3.6. Validity
3.6.1. Statistical
3.6.2. Construct
3.6.3. External
3.6.4. Internal
3.6.5. Ecological