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Tomás Ossandón Valdés

Associate Professor

Pontificia Universidad Católica de Chile

Santiago, Chile

Cognitive Neuroscience, Neuronal Oscillations, Attention, Psychiatric Disorders

neuroscience, Université Claude Bernard Lyon 1. Francia, 2010
neuroscience, Universtité Claude Bernard Lyon 1. Francia, 2007
Biology, UNIVERSIDAD DE CHILE. Chile, 2004

Associate Professor Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Medical School

Santiago, Chile

2019 - A la fecha

postdoctoral researcher Full Time

Lyon Neuroscience Research Center

Lyon, Francia

2011 - 2012
postdoctoral researcher Full Time

Pontificia Universidad Católica de Chile

santiago, Chile

2012 - 2013

-PhD advisor: Daniela Santander (Neuroscience PhD program PUC, Chile) 2014-2019
-PhD advisor: David Arriagada (Neuroscience PhD program, PUC, Chile) 2014-2019
-PhD Advisor: Marcos Domic (Neuroscience PhD program, PUC, Chile) 2016-2020
-PhD Advisor: Vicente Medel (Neuroscience PhD program, PUC, Chile) 2017-2021
-PhD Advisor: Joaquín Valdés (Neuroscience PhD program, PUC, Chile) 2019-2022
-PhD Advisor: Catalina Fabar (Neuroscience PhD program, PUC, Chile) 2019-2022

-Master advisor: Carla Holtheuer (neurorehabilitation program, UNAB, Chile) 2014-2015
-Master advisor: Victoria Rivera (neurotrehabilitation program, UNAB, Chile) 2014-2015
-Master advisor: Marcos Domic (Biomedical Science program, UChile) 2013-2014
-Master advisor, Mathilde Petton (neuroscience program, Université de Lyon 1, France) 2011-2012

Project Name: " Blog de mi cerebro sin filtro”, Grant: EXPLORA 2019
Funding Agency: CONICYT. Principal Investigator: Tomás Ossandón.

Project Name: " Motivación escolar y mentalidad de crecimiento: Evaluación de mediciones autorreportadas por medio de marcadores biológicos”,
Grant: “FONIDE 2019, FON181800226
Funding Agency: MINEDUC . Principal Investigator: Tomás Ossandón and Susana Claro.

Trainee Abstract Travel Award for the 2012 OHBM Annual Meeting

Human Brain Mapping

China, 2012

The Organization for Human Brain Mapping (OHBM) is committed to the involvement of trainees in its annual meetings. To help encourage this, the OHBM offers a limited number of travel awards, which provide funds to help reimburse travel expenses for trainees attending the conference, with 52 award recipients out of 1242 applications
Candidate for the Neuroscience Prize of the CNRS – MPG

CNRS-MAx Planck

Francia, 2012

Candidate for the Neuroscience Prize of the CNRS – MPG (Max Planck Gesellschaft) Network. College de France, Paris, Franc
Philips travel stipend awards

Second Biennial International Conference on Resting-State Functional Brain Connectivity

Estados Unidos, 2010

Philips travel stipend awards, Second Biennial International Conference on Resting-State Functional Brain Connectivity, Milwaukee, Wisconsin, USA, 2010.
Beca Iberoamericana de Jóvenes Profesores e Investigadores

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Chile

Programa de Apoyo a la Educación Superior, Santander


Brain activity complexity has a non-linear relation to the level of propofol sedation Boncompte, Gonzalo; Medel, Vicente; CortÍnez, Luis I.; Ossandon, Tomás Article WOS BRITISH JOURNAL OF ANAESTHESIA (2021)
Structural brain abnormalities in schizophrenia in adverse environments: examining the effect of poverty and violence in six Latin American cities Crossley, Nicolas A.; Zugman, Andre; Reyes-Madrigal, Francisco; Czepielewski, Leticia S.; Castro, Mariana N.; Diaz-Zuluaga, Ana M.; Pineda-Zapata, Julian A.; Reckziegel, Ramiro; Gadelha, Ary; Jackowski, Andrea; Noto, Cristiano; Alliende, Luz M.; Iruretagoyena, Barbara; Ossandon, Tomas; Ramirez-Mahaluf, Juan P.; Castaneda, Carmen P.; Gonzalez-Valderrama, Alfonso; Nachar, Ruben; Leon-Ortiz, Pablo; Undurraga, Juan; Lopez-Jaramillo, Carlos; Guinjoan, Salvador M.; Gama, Clarissa S.; de la Fuente-Sandoval, Camilo; Bressan, Rodrigo A.; ANDES Network Article ISI BRITISH JOURNAL OF PSYCHIATRY (2021)
Theta activity from frontopolar cortex, mid-cingulate cortex and anterior cingulate cortex shows different roles in cognitive planning performance Domic-Siede, Marcos; Irani, Martín; Valdés, Joaquín; Perrone-Bertolotti, Marcela; Ossandón, Tomás Article NEUROIMAGE (2021)
Human Anterior Insula Encodes Performance Feedback and Relays Prediction Error to the Medial Prefrontal Cortex Billeke, Pablo; Ossandon, Tomas; Perrone-Bertolotti, Marcela; Kahane, Philippe; Bastin, Julien; Jerbi, Karim; Lachaux, Jean-Philippe; Fuentealba, Pablo Article ISI CEREBRAL CORTEX (2020)
Perceptual fusion of musical notes by native Amazonians suggests universal representations of musical intervals McPherson, Malinda J.; Dolan, Sophia E.; Durango, Alex; Ossandon, Tomas; Valdes, Joaquin; Undurraga, Eduardo A.; Jacoby, Nori; Godoy, Ricardo A.; McDermott, Josh H. Article ISI NATURE COMMUNICATIONS (2020)
Transitions between human functional brain networks reveal complex, cost-efficient and behaviorally-relevant temporal paths Ramirez-Mahaluf, Juan P.; Medel, Vicente; Tepper, Angeles; Alliende, Luz Maria; Sato, Joao R.; Ossandon, Tomas; Crossley, Nicolas A. Article ISI NEUROIMAGE (2020)
A pupil size, eye-tracking and neuropsychological dataset from ADHD children during a cognitive task Rojas-Libano, Daniel; Wainstein, Gabriel; Carrasco, Ximena; Aboitiz, Francisco; Crossley, Nicolas; Ossandon, Tomas Article ISI SCOPUS SCIENTIFIC DATA (2019)
Commentary: Amplification and Suppression of Distinct Brainwide Activity Patterns by Catecholamines Medel, Vicente; Valdes, Joaquin; Castro, Samy; Ossandon, Tomas; Boncompte, Gonzalo Article ISI SCOPUS FRONTIERS IN BEHAVIORAL NEUROSCIENCE (2019)
Perceptual fusion of musical notes suggests universal representations of dissonance despite culture-dependent aesthetic associations McPherson, Malinda J.; Dolan, Sophia E.; Ossandon, Tomas; Valdes, Joaquin; Undurraga, Eduardo A.; Jacoby, Nori; Godoy, Ricardo; McDermott, Josh Article JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA (2019)
Universal and Non-universal Features of Musical Pitch Perception Revealed by Singing Jacoby, Nod; Undurraga, Eduardo A.; McPherson, Malinda J.; Valdes, Joaquin; Ossandon, Tomas; McDermott, Josh H. Article ISI SCOPUS CURRENT BIOLOGY (2019)
Brain state-dependent recruitment of high-frequency oscillations in the human hippocampus Billeke, Pablo; Ossandon, Tomas; Stockle, Marcelo; Perrone-Bertolotti, Marcela; Kahane, Philippe; Lachaux, Jean-Philippe; Fuentealba, Pablo Article ISI SCOPUS CORTEX (2017)
Pupil Size Tracks Attentional Performance In Attention-Deficit/Hyperactivity Disorder Wainstein, G.; Rojas-Líbano, D.; Crossley, N. A.; Carrasco, X.; Aboitiz, F.; Ossandón, T. Article ISI SCOPUS SCIENTIFIC REPORTS (2017)
Functional selectivity in the human occipitotemporal cortex during natural vision: Evidence from combined intracranial EEG and eye-tracking Hamame, CM; Vidal, JR; Perrone-Bertolotti, M; Ossandón T.; Jerbi K.; Kahane, P; Bertrand O.; Lachaux, JP Article ISI SCOPUS NEUROIMAGE (2014)
Irrelevant stimulus processing in ADHD: catecholamine dynamics and attentional networks Aboitiz F.; Ossandón T.; Zamorano, F.; Palma, B; Carrasco, X Article ISI Frontiers in Psychology (2014)
Irrelevant stimulus processing in ADHD: catecholamine dynamics and attentional networks. Aboitiz, Francisco; Ossandón, Tomás; Zamorano, Francisco; Palma, Bárbara; Carrasco, Ximena Article Frontiers in psychology (2014)
Temporal Constraints of Behavioral Inhibition: Relevance of Inter-stimulus Interval in a Go-Nogo Task Zamorano, F.; Billeke, P; Hurtado, JM.; López, V.; Carrasco, X; Ossandón T.; Aboitiz F. Article ISI SCOPUS PLOS ONE (2014)
Turning visual shapes into sounds: early stages of reading acquisition revealed in the ventral occipitotemporal cortex Perrone-Bertolotti, M; Vidal, JR; De Palma, L; Hamame, CM; Ossandón T.; Kahane, P; Minotti, L; Bertrand O.; Lachaux, JP Article ISI NEUROIMAGE (2014)
Efficient "Pop-Out" Visual Search Elicits Sustained Broadband Gamma Activity in the Dorsal Attention Network Ossandón T.; Vidal J.R.; Ciumas C.; Jerbi K.; Hamame C.M.; Dalal S.S.; Bertrand O.; Minotti, L; Kahane, P; Lachaux J.-P. Article ISI SCOPUS Journal of Neuroscience (2012)
How Silent Is Silent Reading? Intracerebral Evidence for Top-Down Activation of Temporal Voice Areas during Reading Perrone-Bertolotti, M; Kujala J.; Vidal J.R.; Hamame C.M.; Ossandón T.; Bertrand O.; Minotti, L; Kahane, P; Jerbi K.; Lachaux J.-P. Article ISI SCOPUS Journal of Neuroscience (2012)
Long-distance amplitude correlations in the high γ band reveal segregation and integration within the reading network. Vidal, JR; Freyermuth, S.; Jerbi K.; Hamame, CM; Ossandón T.; Bertrand O.; Minotti, L; Kahane, P; Berthoz, A; Lachaux, JP Article ISI JOURNAL OF NEUROSCIENCE (2012)
Reading the mind's eye: online detection of visuo-spatial working memory and visual imagery in the inferior temporal lobe. Hamame, CM; Vidal, JR; Ossandón T.; Jerbi K.; Dalal, SS; Minotti, L; Bertrand O.; Kahane, P; Lachaux, JP Article ISI NEUROIMAGE (2012)
Intracerebral γ modulations reveal interaction between emotional processing and action outcome evaluation in the human orbitofrontal cortex. Jung J.; Bayle, D.; Jerbi K.; Vidal, JR; Hénaff, MA.; Ossandón T.; Bertrand O.; Mauguiere, F.; Lachaux, JP Article ISI Int J Psychophysiol (2011)
Spanning the rich spectrum of the human brain: slow waves to gamma and beyond Dalal, SS; Vidal, JR; Hamame, CM; Ossandón T.; Bertrand O.; Lachaux, JP; Jerbi K. Article ISI Brain Struct Funct (2011)
Transient suppression of broadband gamma power in the default-mode network is correlated with task complexity and subject performance Ossandón T.; Jerbi K.; Vidal, JR; Bayle, DJ.; Hennaf, MA.; Jung J.; Minotti, L; Bertrand O.; Kahane, P; Lachaux, JP Article ISI JOURNAL OF NEUROSCIENCE (2011)
Category-specific visual responses: an intracranial study comparing gamma, beta, alpha, and ERP response selectivity Vidal, Juan R.; Ossandon, Tomas; Jerbi, Karim; Dalal, Sarang S.; Minotti, Lorella; Ryvlin, Philippe; Kahane, Philippe; Lachaux, Jean-Philippe Article ISI FRONTIERS IN HUMAN NEUROSCIENCE (2010)
Category-Specific Visual Responses: An Intracranial Study Comparing Gamma, Beta, Alpha, and ERP Response Selectivity. Vidal, JR; Ossandón T.; Jerbi K.; Dalal, SS; Minotti, L; Ryvlin, P.; Kahane, P; Lachaux, JP Article ISI Front. Hum. Neurosci (2010)
Exploring the electrophysiological correlates of the default-mode network with intracerebral EEG. Jerbi K.; Vidal, JR; Ossandón T.; Dalal, SS; Jung J.; Hoffmann, D.; Minotti, L; Bertrand O.; Kahane, P; Lachaux, JP Article ISI Front Syst Neurosci (2010)
Oscillatory bursts in the optic tectum of birds represent re-entrant signals from the nucleus isthmi pars parvocellularis Marín G.; Mpdozis, J; Sentis E.; Ossandón T.; Letelier, JC Article ISI SCOPUS JOURNAL OF NEUROSCIENCE (2005)
OSCILLATORY BURSTS IN THE OPTIC TECTUM OF BIRDS REPRESENT RE-ENTRANT SIGNALS FROM THE NUCLEUS ISTHMI PARS PARVOCELLULARIS (VOL 25, PG 7081, 2005) Marin Gonzalo; Mpodozis, Jorge; Sentis, Elisa; Ossandon, Tomás; Letelier, Juan Article JOURNAL OF NEUROSCIENCE (2005)
Undergraduate teaching of evolution in chile: more than natural selection Ahumada P.; astorga, g; Bull-Herenu, K; Cabrera, R; caputo, L; Carmona, C.; Cecchi, MC; Cortes N.; Cortez, S; Dorador, C.; Fredes, F; Guerrero-Bosagna, C; Henny, P; Libedinsky, C; Marcelo W.; Marquez, IN; Martinez, J.; Medina, MC; Parra, D; Pohl, N; Pottstock, H; Ossandón T.; Razeto P.; Rubilar D.; Salas C.; Salinas, F.; Sepulveda E.; Soto C.; Suarez, R; Vargas A.; Vega-Zuniga T.; Velásquez N.; Vidal, J; Villagra, CA; Villavicencio, CP Article ISI SCIELO SCOPUS Revista chilena de historia natural (2005)
Brain responses to success and failure: Direct recordings from human cerebral cortex. Jung J.; Jerbi K.; Ossandón T.; Ryvlin, P.; Isnard, J.; Bertrand O.; Guénot, M.; Mauguiere, F.; Lachaux, JP Article ISI Hum Brain Mapp


Intracortical recordings during attentional tasks Lachaux J.-P.; Ossandón T. BookWhole SCOPUS From Attention to Goal-Directed Behavior: Neurodynamical, Methodological and Clinical Trends (2009)


Role of Posterior Parietal Gamma Activity in Planning Prosaccades and Antisaccades Jerbi K.; Hamame, CM; Ossandón T.; Dalal, SS EditorialMaterial ISI JOURNAL OF NEUROSCIENCE (2008)


A CONNECTOMIC NEUROIMAGING STUDY OF THE 22Q11 DELETION SYNDROME=> A WINDOW INTO SCHIZOPHRENIA AND ITS GENETIC CAUSES FONDECYT (1160736) Proyecto 2016-2020 Coinvestigador(a)
Dinámica de Redes y Circuitos neuronales del cerebro durante estados de reposo en salud y enfermedad PIA (1140996) Proyecto 2016-2018 Director(a)
CONTROL OF ATTENTION IN NEUROPSYCHIATRIC DISORDERS=> EFFECT OF CATECHOLAMINERGIC TREATMENT DURING GOAL-DIRECTED BEHAVIOR IN ADHD AND MAJOR DEPRESSION FONDECYT (1140996) Proyecto 2014-2018 Inv. Responsable
BRAIN COMPUTER INTERFACES FOR THE ENHANCEMENT OF BRAIN NETWORKS AND EMOTION PROCESSING. APPLICATIONS IN DEPRESSION AND SCHIZOPHRENIA FONDECYT (11121153) Proyecto 2012-2015 Personal técnico y/o de apoyo
"Losing memory of the present=> neural dynamics of working memory compromised by distraction PFCHA (3120134) Proyecto 2011-2013 Inv. Principal
LOSING MEMORY OF THE PRESENT=> NEURAL DYNAMICS OF WORKING MEMORY COMPROMISED BY DISTRACTION FONDECYT (3120134) Proyecto 2011-2013 Inv. Responsable
“Dynamical Brain Connectivity in humans=> A biophysically inspired modeling approach to cerebral network function during cognitive processing PCI (C08S02) Proyecto 2008-2010 Investigador(a)
COGNITIVE DYNAMICS AND NEURAL CIRCUITS OF LEARNING AND MEMORY PROCESSING PCI (C12S03) Proyecto 1940-1940 Coinvestigador(a)


Imaging Social and Environmental Factors as Modulators of Brain Dysfunction: Time to Focus on Developing Non-Western Societies Crossley N.A.; Alliende L.M.; Ossandon T.; CastaÃ±eda C.P.; GonzÃ¡lez-Valderrama A.; Undurraga J.; Castro M.; Guinjoan, S; DÃaz-Zuluaga A.M.; Pineda-Zapata J.A.; LÃ³pez-Jaramillo C.; Reyes-Madrigal F.; LeÃ³n-OrtÃz P.; de la Fuente-Sandoval C.; Czepielewski L.S.; Gama C.S.; Zugman A.; Gadelha, A; Jackowski A.; Bressan R. Review ISI SCOPUS BIOLOGICAL PSYCHIATRY-COGNITIVE NEUROSCIENCE AND NEUROIMAGING (2019)
Task-Related Gamma-Band Dynamics From an Intracerebral Perspective: Review and Implications for Surface EEG and MEG Jerbi K.; Ossandón T.; Hamame, CM; Senova, S; Dalal, SS; Jung, JL; Minotti, L; Bertrand O.; Berthoz, A; Kahane, P; Lachaux, JP Review ISI SCOPUS HUMAN BRAIN MAPPING (2009)

Tomás Ossandón

Associate Professor

Medical School, Department of Psychiatry

Pontificia Universidad Católica de Chile

Santiago, Chile

Pablo Billeke

Investigador Docences

Universidad del Desarrollo

Santiago, Chile

Nicolas Crossley

Assistant Professor

Psiquiatría

Pontificia Universidad Católica de Chile

Santiago, Chile

Joaquín Valdés

PhD candidate

Psiquiatría

Pontificia Universidad Católica de Chile

Santiago, Chile

Francisco Aboitiz

Profesor

Psychiatry

PONTIFICIA UNIVERSIDAD CATÓLICA DE CHILE

santiago, Chile

Daniel Rojas

Profesor

Universidad Diego Portales

Santiago, Chile

Juan Undurraga

Psychiatrist

Neurología y Psiquiatría

Facultad de Medicina Clínica Alemana Universidad del Desarrollo

Santiago, Chile

Vicente Medel

Lead Investigator

Latin American Brain Health Institute (BrainLat)

Universidad Adolfo Ibánez

Santiago, Chile

Francisco Zamorano

Profesor Asociado

Actividad Física y Salud

Universidad San Sebastián

Santiago, Chile

Pablo Fuentealba

Assistant Professor

Psychiatry

Pontificia Universidad Catolica de Chile

Santiago, Chile

Jaime Martinez

Investigador

Instituto de Investigaciones Agropecuarias, INIA - La Cruz

La Cruz, Chile

ALFONSO GONZALEZ

PROFESOR ASISTENTE

SALUD MENTAL

Universidad Finis Terrae

santiago, Chile

Gonzalo Boncompte

Researcher

Anestesiología

Pontificia Universidad Católica de Chile

Santiago, Chile

Eduardo Undurraga

Profesor asociado

Escuela de Gobierno

Pontificia Universidad Católica de Chile

Santiago, Chile

David Rubilar

Curator

Museo Nacional de Historia Natural

Santiago, Chile

Carlos Salas

Gerente de Innovación y Desarrollo

Vivero del Maipo Ltda.

San José de Maipo, Chile

Alexander Vargas

Profesor Asociado

Biología

Universidad de Chile

Santiago, Chile

Cristina Dorador

PROFESSOR

Biotechnology

UNIVERSIDAD DE ANTOFAGASTA

ANTOFAGASTA, Chile

Nelson Velásquez

Auxiliary Professor

Biology and Chemistry

Catholic University of the Maule

Talca, Chile

Pablo Razeto

Researcher

CENTRO NACIONAL DEL MEDIO AMBIENTE

Santiago, Chile

Pablo Henny

Profesor Asociado

Anatomía Normal

Pontificia Universidad Católica de Chile

Santiago, Chile

luciano caputo

Assistant professor

Institute of Marine and Limnology Science

UNIVERSIDAD AUSTRAL DE CHILE

Valdivia, Chile

Ricardo Cabrera

Assitant Pofessor

Biology

UNIVERSIDAD DE CHILE

Santiago, Chile

Gonzalo Marin

Investigador Asociado

Biologia

LABORATORIO DE NEUROBIOLOGIA Y BIOLOGIA DEL CONOCER, FACULTAD DE CIENCIAS, UNIVERSIDA DE CHILE

Santiago, Chile

Tomás Ossandón Valdés

Líneas de Investigación

Educación

neuroscience, Université Claude Bernard Lyon 1. Francia, 2010

neuroscience, Universtité Claude Bernard Lyon 1. Francia, 2007

Biology, UNIVERSIDAD DE CHILE. Chile, 2004

Experiencia Académica

Associate Professor Full Time

Experiencia Profesional

postdoctoral researcher Full Time

postdoctoral researcher Full Time

Formación de Capital Humano

Difusión y Transferencia

Premios y Distinciones

Trainee Abstract Travel Award for the 2012 OHBM Annual Meeting

Candidate for the Neuroscience Prize of the CNRS – MPG

Philips travel stipend awards

Beca Iberoamericana de Jóvenes Profesores e Investigadores

Article (31)

BookWhole (1)

EditorialMaterial (1)

Proyecto (8)

A CONNECTOMIC NEUROIMAGING STUDY OF THE 22Q11 DELETION SYNDROME=> A WINDOW INTO SCHIZOPHRENIA AND ITS GENETIC CAUSES

Dinámica de Redes y Circuitos neuronales del cerebro durante estados de reposo en salud y enfermedad

CONTROL OF ATTENTION IN NEUROPSYCHIATRIC DISORDERS=> EFFECT OF CATECHOLAMINERGIC TREATMENT DURING GOAL-DIRECTED BEHAVIOR IN ADHD AND MAJOR DEPRESSION

BRAIN COMPUTER INTERFACES FOR THE ENHANCEMENT OF BRAIN NETWORKS AND EMOTION PROCESSING. APPLICATIONS IN DEPRESSION AND SCHIZOPHRENIA

"Losing memory of the present=> neural dynamics of working memory compromised by distraction

LOSING MEMORY OF THE PRESENT=> NEURAL DYNAMICS OF WORKING MEMORY COMPROMISED BY DISTRACTION

“Dynamical Brain Connectivity in humans=> A biophysically inspired modeling approach to cerebral network function during cognitive processing

COGNITIVE DYNAMICS AND NEURAL CIRCUITS OF LEARNING AND MEMORY PROCESSING

Review (2)