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Current lab members
Alumni: Postdoctoral Fellows
Alumni: PhD students
Alumni: MS students
Alumni: undergraduate students
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Current
Lab Members
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Reza Shadmehr
Scientific genealogy
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Sarah Hemminger
shemming at bme dot jhu dot edu
BME PhD
program. Research focus on time course of consolidation in motor memory. Undergraduate degree from Johns Hopkins University.
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Minnan Xu
mxu at bme dot jhu dot edu
BME PhD
program. Online control of saccades, optimal control, and off-axis
adaptation. Undergraduate
degree from MIT.
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Jun Izawa
jizawa at jhu dot edu
Postdoctoral Fellow. The
role of reward in motor learning.
Optimal feedback control processes and
long-term learning in reach adaptation. Neural basis of spatial
generalization of motor memory. PhD from Tokyo Institute of
Technology.
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Robert Nickl
rnickl1 at jhmi dot edu
BME PhD
program. The cost function in motor control. BSEE from Univ. Pittsburgh.
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Jean-Jacques Orban de Xivry
jj at jhu dot edu
Postdoctoral
Fellow. Neural basis of the
timescales of motor memory using transcranial magnetic stimulation. PhD in Applied Sciences from
Université catholique de Louvain, Belgium. BS in Applied Mathematics, UCL, Belgium.
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Aysha
Keisler
ayshakeisler at gmail dot com
Postdoctoral Fellow. The links
between the declarative learning and motor learning, the effects of sleep,
and the function of the basal ganglia.
PhD in Psychology from University
of Virginia.
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Mollie
Marko
mkmarko at jhu dot edu
BME PhD Program. Imitation,
autism, and motor control. BS
from Rutgers University.
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Adrian
Haith
Adrian.haith at jhu dot edu
Postdoctoral Fellow.
Uncertainty, optimality, and generative models of motor
control. PhD in
Neuroinformatics from University
of Edinburgh, Scotland.
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Damien
Pastour
Damien.pastour at jhu dot edu
Visiting research student.
Damien is a medical student from France,
visiting our lab to work on a collaborative research project with Yves
Rossetti, Univ.
of Lyon.
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Yuzhen
(Jane) Cao
yzcao at jhu dot edu
Visiting research scholar.
Prof. Cao is doing a sabbatical at our lab. She is Associate Professor and Chair
of the Biomedical Engineering Dept., Tianjin
University, China.
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Alumni:
PhD students
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Kurt Thoroughman
PHD in BME completed on 12/1999. Thesis: “Human motor learning in stationary and
non-stationary novel dynamical environments”. His thesis results were published in
Journal of Neuroscience and Nature. After completion of his PhD, Kurt
did a two year postdoc with Eve Marder at Brandies University. He subsequently became an Assistant
Professor of BME at Washington University, St.
Louis.
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Maurice Smith
PhD in BME completed on 12/2000.
Thesis: “Error feedback
control in Huntington's Disease and Cerebellar Degeneration”. Maurice won the David Israel Macht
Award in recognition of outstanding scientific work by a doctoral student
in the Johns Hopkins School of Medicine. His results were published in Nature, Journal of Neurophysiology, PLoS
Biology, and Trends in Cognitive
Sciences. After completion
of his PhD, Maurice finished his MD at Johns Hopkins, and then did a one
year postdoc in our lab. He
subsequently became an Assistant Professor in the Division of Engineering
at Harvard University.
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EunJung Hwang
Ph.D.
in BME completed on 12/2004.
Thesis: “Representation
of proprioceptive information for generation of arm dynamics”. Here thesis results were published
in PLoS Biology, Experimental
Brain Research, and Neural
Engineering. After completion of her PhD, EunJung became a postdoc in
the laboratory of Richard Andersen
at CalTech, Pasadena, CA.
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Haiyin
Chen
PhD in
BME completed on 12/2006. Thesis: “Cerebellar and Cerebellar-Thalamic
Contributions to Motor Adaptation”. Haiyin was
the first student in the lab to do psychophysics as well as human
neurophysiology via single cell recordings. Her thesis results were published in
Cerebral Cortex and Journal of Neuroscience. She subsequently became a postdoc in
laboratory of Katalin Gothard at the University of Arizona.
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Vincent Huang
vhuang at bme dot jhu dot edu
Ph.D.
in BME completed on 12/2007.
Thesis: “Enhancing
motor learning through theoretical and experimental methods”. Vincent discovered that retention
properties of memories are a reflection of the statistics of the
environment. His results were published in Journal of Neurophysiology. He subsequently became a postdoc in
laboratory of John Krakauer at Columbia University.
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Alumni:
Postdoctoral Fellows
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Arash Hadipour-Niktarash
Postdoctoral
Fellow 2005-07. Transcranial Magnetic Stimulation and the role of
motor cortex in adaptive control of reaching. Arash’s results were published
in Journal of Neuroscience. Arash subsequently joined the
neuroscience program at Emory university and is now in the neurology residency
program at University
of Chicago.
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Jörn Diedrichsen
Postdoctoral Fellow 2003-2006.
Jöern
performed the first ever robot-assisted fMRI
experiment on reach adaptation, and produced numerous innovations in
the field of human brain imaging.
His results were published in two papers in Journal of Neuroscience, and two papers in Neuroimage. Jörn is now a Senior
Lecturer (Assoc. Professor) at University
College, London.
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Sang June
Oh
Postdoctoral
Fellow 2005-2006. PhD from Columbia
University. Effect of sensory noise on adaptive
control processes in reaching.
Subsequently a postdoc at Yale
University.
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Opher Donchin
Postdoctoral
Fellow 2000-2004. Opher won the BME Distinguished Postdoctoral Fellow award
in 2000. Research on application
of linear dynamical systems to system identification of human motor
adaptation. His results were published in Journal of Neurophysiology and Journal of Neuroscience.
Subsequently Assistant Professor of BME at Ben Gurion University, Israel.
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Thrishantha Nanayakkara
Postdoctoral fellow from 2002 to 2003. Worked on the ability of the brain
to predict consequences of motor commands and published his results in Journal of Neurophysiology.
Subsequently an Assistant Professor of Mechanical Engineering, King's
College, London.
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Goran Djordjevic
Postdoctoral
Fellow 2000-2002. Designed and built controllers for a 6-legged running
robot. His results were published in IEEE Transactions in Robotics. Subsequently an Associate Professor
of Electrical Engineering at University
of Nis.
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Joseph Francis
Postdoctoral Fellow 2001-02. Effect of time on error-dependent
learning. Results published in Experimental Brain Research. Subsequently a postdoc in Laboratory of John
Chapin, and then Assistant Professor at Dept. of Physiology, State University
of New York.
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Ash
Rao
Postdoctoral
Fellow 2000-01. Learning of cue-dependent force fields and the ability of
the human brain to associate context to internal models of fields.
Subsequently an Assistant Professor of Physical Therapy at Columbia University School
of Medicine.
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Zahra Moussavi
Postdoctoral
Fellow 1/99-10/99. Geometry of generalization in learning of internal models.
Published results in Journal of
Neuroscience. Subsequently an Assistant Professor of Electrical and
Computer Engineering, University
of Manitoba, Canada.
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Caterina Rosano
Postdoctoral
Fellow 1998-99. Research on electromyographic signs of motor dysfunction in
genetically at risk but clinically asymptomatic Huntington's Disease
individuals. Subsequently Assistant Professor of Epidemiology, University
of Pittsburgh
School of Medicine.
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Alumni:
Masters Students
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Courtney
Haswell
MS BME
program. Motor control in autism and other neurological
disorders. Results published in Nature
Neuroscience.
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Vincent
Ethier
Thesis completed on 6/2008: “Adaptive
control of saccades in humans”. Vincent’s work focused on
using principles of optimal control to quantify changes in human saccade
trajectories during adaptation.
Vincent received his undergraduate training in Physics and
Mathematics in the École Polytechnique of Montreal,
and then at the École Polytechnique of Paris. He subsequently received a
fellowship to teach in Japan.
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Christine Lee
Thesis
completed on 6/2007: “Time-dependent
contribution of primary motor cortex to visuomotor memory retention”. Christine’s work focused on
using transcranial magnetic stimulation of the primary motor cortex to
investigate the neural basis of motor learning. She subsequently joined the MD/PhD
program at Stanford
University.
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Tushar Rane
Thesis
completed on 5/2007: “Effects of
changing noise in dynamics of reaching on changes in control of reaching:
an optimal control perspective”. Tushar subsequently joined the
BME PhD program at Johns
Hopkins University.
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Siavash
Vaziri
MS BME
Program. Thesis completed on 8/2005.
“Saccadic remapping of reach
targets”. Results
were published in Journal of
Neuroscience. Subsequently
a PhD student in the BME program at Johns Hopkins
University.
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Ali Ghazizadeh
MS BME Program.
Thesis completed on 8/2005: “State-space
models of online acquisition in motor memory”. Results were published in papers in PLoS Biology and PLoS Biology. Subsequently a PhD student in the
Neuroscience program at University
of California, Berkeley.
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Stephanie
Wainscott
Thesis
completed on 10/2003: “Internal models and contextual cues: encoding
serial order and direction of movements”. Results were published in Journal of Neurophysiology. Subsequently employed at Directed
Technologies, Washington
DC.
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Maneesh Dewan
Thesis
completed on 10/2002. Designed and constructed an MRI
compatible robotic arm. Subsequently enrolled in the Computer
Science Ph.D. program at Johns Hopkins.
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Greg
Ariff
Thesis
completed on 9/2001: “The
influence of a forward model of arm dynamics on eye behavior in saccadic
tracking of manual reaching tasks”, published in Journal of
Neuroscience. Won the
Bozelli Fellowship. Subsequently joined Directed Technologies, Washington DC.
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Tie Wang
Thesis completed on July 2000: "Control
force changes due to adaptation of forward model in human motor control",
Published results in Biological
Cybernetics. Subsequently employed at Microstrategy Inc.
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Nikhil
Bhushan
Thesis
completed on July 1998: "A
Computational approach to Adaptive Human Motor Control". Paper
ranked among the top 5% of submissions to NIPS 98 conference. Published in Biological Cybernetics and Advances in Neural Information Processing
Systems. Subsequently employed at Medtronic Corp.
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Reza
Nezafat
MS BME student. Thesis
completed on 10/2000: "Neural correlates of motor memory retention in
the cerebellum". Published results in Experimental Brain Research.
Subsequently enrolled in the BME PhD program at Johns Hopkins. Completed the PhD program in
2006. Subsequently an Assistant
Professor at Harvard
University School
of Medicine.
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Kasra
Akhavan-Toyserkani
Thesis completed on July 1997: “A PET Study of Motor Memory”. Designed
and built the robot's digital tachometer. Subsequently employed at Hughes
Aircraft Corp.
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Alumni:
Undergraduate Students
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Danny
Spampinato
Visiting
undergraduate student from University
of California, Irvine. Danny worked on building a system to
quantify motor costs in patients with Parkinson’s disease.
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Mehdi
Rahman
BS BME
program. Mehdi worked on a portable robot for testing of motor
control and learning in patients with deep brain stimulation.
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Jonathan Weisz
BS BME
program. Robot control design for bimanual control. Undergraduate degree from Johns Hopkins University. Subsequently Jon joined the BME PhD
program at University
of Southern California.
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David Weiss
Summer undergraduate student 2005.
Research on muscle spindle models and the representation of limb
state in the monkey motor cortex.
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Gaurav
Singal
Summer undergraduate student 2002.
Research on “Cue dependent learning of dynamics”. Subsequently enrolled in the
MIT/Harvard Health, Science and Technology (HST) PhD program.
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James
Hartwell
Undergraduate BME student 1999-2001. Jamie was extraordinarily helpful in a
large of number of projects in the lab, but his greatest accomplishment was
work on the mechanical design of the MRI compatible robot, completed on
Jan. 2001. Subsequently enrolled as a medical student in the US Uniformed
Services School of Medicine.
Jamie is now a physician.
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Wilsaan Joiner
Undergraduate
summer research student. Adaptability of the motor feedback control system
in individuals at risk for Huntington's Disease. Subsequently enrolled as a
PhD student in the BME program at JHU.
After graduation in 2006, Wilsaan became a postdoc in the laboratory
of Robert Wurtz at the NIH.
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Joaquin
Blaya
Undergraduate
summer research student. Control theory of motor learning as examined
through human adaptation to non-minimum phase dynamical systems.
Subsequently enrolled in the Mechanical Engineering PhD program at MIT.
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Bardia
Behabadi
Undergraduate
research student 2002-03. Subsequently a graduate student at the BME
department in University
of Southern California.
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