The paper identifies left area PF as a neural marker specifically associated with technical reasoning in humans, independent of other cognitive factors.

Brain Structure and Function · Nov 8, 2025Peer-reviewedNeuroscience

The technical-reasoning network is recruited when people observe others make or teach how to make tools: An fMRI study

Alexandre Bluet, Emanuelle Reynaud, Giovanni Federico, Chloé Bryche, Mathieu Lesourd, Arnaud Fournel, Franck Lamberton, Danielle Ibarrola, Yves Rossetti, François Osiurak

This study uses fMRI to show that the technical-reasoning network is activated when observing others make or teach tools, highlighting its role in social learning of technical content.

iScience · Jan 22, 2025Peer-reviewedNeuroscience

Shaping the physical world to our ends: The left PF technical-cognition area

François Osiurak, Giovanni Federico, Arnaud Fournel, Vivien Gaujoux, Franck Lamberton, Danielle Ibarrola, Yves Rossetti, Mathieu Lesourd

The paper identifies a specific brain region, PF in the left parietal lobe, as central to technical-reasoning processes in physical problem-solving and its integration with social cognition.

bioRxiv · Jan 2, 2024 · PreprintNeuroscience

Action Observation Network activity related to object-directed and socially directed actions in Adolescents

Mathieu Lesourd, Alia Afyouni, Franziska Geringswald, Fabien Cignetti, Lisa Raoul, Julien Sein, Bruno Nazarian, Jean‐Luc Anton, Marie‐Hélène Grosbras

This study investigates how the Action Observation Network (AON) processes socially directed versus object-directed actions in adolescents and adults using fMRI and multivariate pattern analysis.

Journal of Neuroscience · Nov 8, 2022Peer-reviewedNeuroscience