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The internal validity obsession

Behavioral and Brain Sciences, 2022
AbstractUntil social psychology devotes as much attention to construct and external validity as it does to internal validity, the field will continue to produce theories that fail to replicate in the field and cannot be used to meliorate social problems.
Gregory Mitchell, Philip E. Tetlock
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Internal Validity

2017
Chapter 7 begins with an outline and description of five threats to internal validity common to time series designs: history, maturation, instrumentation, regression, and selection. Given the fundamental role of prediction in the modern scientific method, scientific hypotheses are necessarily causal.
Cramer, A.O.J., van Bork, R.
  +6 more sources

Internal validity in rehabilitation research

WORK: A Journal of Prevention, Assessment & Rehabilitation, 2005
In experimental research, internal validity is the extent to which the researcher can conclude that the manipulation of the independent variable caused change in the dependent variable. Without causal inference, researchers and research consumers would not be able to meaningfully interpret the results of experiments.
Lysandra, Cook, Phillip D, Rumrill
openaire   +2 more sources

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