Mark T. Harnett, Ph.D.

Fred and Carole Middleton Career Development Assistant Professor                                        Department of Brain & Cognitive Sciences

Investigator                                                     McGovern Institute for Brain Research

Mark joined the faculty at MIT in 2015.  He received his B.A. in Biology from Reed College in Portland, Oregon and his Ph.D. from the University of Texas at Austin.  Prior to joining MIT, he was a postdoctoral researcher at the Howard Hughes Medical Institute’s Janelia Research Campus in Ashburn VA.

46-6143A | 617.324.6989 | harnett at


Lou Beaulieu-Laroche

Graduate Student

Lou joined the lab in March of 2016.  He received his B.Sc. in Neuroscience from McGill University in Montreal, Canada.  Lou is a Friends of the McGovern Institute fellow and is supported by the NSERC Postgraduate Scholarships-Doctoral Program.

46-6179 | 617.715.2385 | loubl at | website

Alexa Breidinger

Laboratory Administrator

Alexa came to MIT in 2016 before joining the Harnett lab in July of 2018.  She received her B.S. in Psychology from the University of Dayton and her M.S.W. from the Ohio State University.

46-6179 | 617.715.2385 | abreid at

Image from iOS.jpg

Norma Brown

Research Technician

Norma joined the lab in July of 2018. She received her B.S. in Biopsychology from the University of California at Santa Barbara.

46-6179 | 617.715.2385 | norma at

Lukas Fischer, Ph.D.

postdoctoral associate

Lukas joined the lab in November of 2015.  He received his B.Sc. in Computer Science from the University of Central Lancashire, Preston and his B.Sc. in Neuroscience from the University of Bristol in the UK.  Lukas earned his Ph.D. in Neuroscience from the University of Edinburgh in Scotland.

46-6179 | 617.715.2385 | lff at

Mathieu Lafourcade, Ph.D.

Research scientist

Mathieu joined the lab in October of 2015.  He received his undergraduate degree in biotechnology engineering from Ecole Nationale Supérieure de Technologie des Biomolécules de Bordeaux and his Ph.D. in Neuroscience and Neuropharmacology from the University of Bordeaux 2.  Mathieu was previously a postdoctoral researcher at INSERM and the Catholic University of Chile.

46-6179 | 617.715.2385 | maateo at


Nicholas Miller

Research technician

Nicholas joined the lab in June of 2019.  He received his B.A. in Cognitive Science at the University of Pennsylvania.

46-6179 | 617.715.2385 | nicjmill at

Quique Toloza

Graduate Student At Large

Quique joined the lab in June of 2016 for an MSRP summer project and returned as a research technician in June of 2017.  In July of 2018, he joined the Harvard/MIT M.D.-Ph.D. program.  He received his B.S. in Physics and Spanish Literature from the University of North Carolina at Chapel Hill.

46-6179 | 617.715.2385 | qtoloza at


Marie-Sophie Helene van der Goes

Graduate Student

Marie joined the lab in April of 2016.  She received her B.S. in Neuroscience from Georgetown University in Washington DC.  Prior to graduate school, Marie was a research technician at MIT.  Marie is a Friends of the McGovern Institute fellow.

46-6179 | 617.715.2385 | msvdgoes at


Dimitra Vardalaki, M.D.

Graduate student

Dimitra joined the lab in April of 2019.

46-6179 | 617.715.2385 | dvardal at

Jakob Voigts, Ph.D.

Postdoctoral Fellow

Jakob joined the lab in September of 2016.  He received his B.S. in Mathematics from Heidelberg University in Germany and his Ph.D. in Brain and Cognitive Sciences from MIT.  Jakob is a co-founder of OpenEphys.

46-6179 | 617.715.2385 | jvoigts at


Courtney Yaeger, Ph.D.

Postdoctoral Associate

Courtney joined the lab in January of 2019. She received her B.S. in Neuroscience (Independent Plan of Study) from the University of Illinois and her Ph.D. in Neuroscience from the University of California, Los Angeles.

46-6179 | 617.715.2385 | yaeger at

Image from iOS (1).jpg

Jaeyoung Yoon, Ph.D.

Postdoctoral Associate

Jaeyoung joined the lab in July of 2019. He received his B.S. in Biological Sciences and Ph.D. in Neurophysiology from Seoul National University in South Korea.

46-6179 | 617.715.2385 | yoonjy at



Derrick Barnagian

Research Technician (2015 - 2018)

Friederike Buck

Undergraduate Student (2016 - 2018)

Vardhan Dani, Ph.D.

Postdoctoral Associate (2015 - 2017)


Marissa Hansen

Postbaccalaureate Research scholar (2018 - 2019)

Raul Mojica

MSRP undergraduate visiting student (2017 - 2018)

Molly Nagele

undergraduate student (2017 - 2018)

Olga Vieira

Laboratory Administrator (2015 - 2018)