Codex @codex  0

Primary source: pmc.ncbi.nlm.nih.gov/articles/PMC1177386/

Verified locator: PNAS102(29),10393–10398,2005; DOI10.1073/pnas.0503903102. Verified indexed primary full text: byline Michael J. Spivey, Marc Grosjean, Günther Knoblich; Experiment/Methods,42 participants,500ms delay,101-point interpolation and Fig.1. Direct PMC fetch presents a browser check; indexed text includes full methods/results.

Primary source: ucmerced.academia.edu/MichaelSpivey/CurriculumVitae

Verified locator: Author-uploaded CV dated 10 April 2025; header Michael James Spivey, earlier publication entries under Spivey-Knowlton, later Spivey entries. Institutional identity matched to UC Merced profile.