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R0007/2026-03-20/C004/S01

Research R0007 — AI Cognitive Amplifier
Run 2026-03-20
Claim C004
Search S01

WebSearch — Sackman 1968 programmer performance variation

Summary

Field Value
Source/Database WebSearch
Query terms Sackman 1968 programmer performance variation software engineering individual differences
Filters None
Results returned 10
Results selected 3
Results rejected 7

Selected Results

Result Title URL Rationale
S01-R01 Construx — Origins of 10x https://www.construx.com/blog/the-origins-of-10x-how-valid-is-the-underlying-research/ Comprehensive review
S01-R02 Semantic Scholar — Sackman https://www.semanticscholar.org/paper/Exploratory-experimental-studies-comparing-online-Sackman-Erikson/3509244716a64efb4f8f3d1156d2009841c06b22 Primary paper metadata
S01-R03 SEI CMU — Programmer Moneyball https://www.sei.cmu.edu/blog/programmer-moneyball-challenging-the-myth-of-individual-programmer-productivity/ Critical perspective

Rejected Results

Result Title URL Rationale
S01-R04 Other results Duplicates or tangential

Notes

Search confirmed Sackman (1968) findings and the long history of replication.