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Performance Science Library

Every evidence pill in Performix traces back through this library. Source papers and books are ingested by the Research-to-Model Engine; constructs, validated measures, and survey items are derived from them and weighted by evidence strength.

191 sources
655 findings
586 constructs
525 survey items
last update 2026-06-03
META ANALYSIS

Kleingeld, van Mierlo & Arends (2011). The effect of goal setting on group performance: A meta-analysis.. Journal of Applied Psychology.

Ingested 2026-05-23 · 1 findings extracted

Specific, difficult group goals outperform 'do your best' goals on group performance across 49 studies
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