May 2001-present, Implementation of self-organizing cognitive systems in biologically-based computational brain models. Research Staff Member, IBM Watson Research Center, Yorktown Heights, New York.
March 2007-present, Whole tissue modeling of brain structures using Blue Gene supercomputers, IBM Watson Research Center, Yorktown Heights, New York.
May 2006-March 2007, Computational neuroanatomical studies of simulated neocortical tissue: Blue Brain Project, IBM Watson Research Center, Yorktown Heights, New York and EPFL, Lausanne, Swi
January 1999-May 2001, Functional imaging of visual cortical microcircuits. Using whole cell patch clamp recording, video microscopy, and two-photon imaging, tracing functional connectivity in cortical circuits. Postdoctoral project with Dr. Rafael Yuste, Columbia University.
May 1994-December 1998, Neuroanatomical and neurophysiological studies of medullary auditory centers in an electric fish, Pollimyrus adspersus. Traced the functional auditory pathway using simultaneous physiology and extracellular dye injections. Thesis project with Dr. John D. Crawford, University of Pennsylvania Auditory Neuroethology Laboratory.
August 1996-September 1996, Characterization of the frequency response properties of the Mormyrid ear using laser vibrometry. Collaborative study with Drs. Axel Michelsen and Jakob Christensen-Dalsgaard, Odense University, Denmark.
January 1994-July 1994, Behavioral learning studies in the golden hamster: an attempt to use Pavlovian conditioning to create tone-generated phase-shifting responses in circadian wheel running activity. Graduate rotation with Dr. Gary Pickard, University of Pennsylvania.
January 1994-May 1994, Morphological analysis of retinal ganglion cells which project to the suprachiasmatic nucleus: a study using retrograde rhodamine bead labeling and intracellular injections of Lucifer Yellow. Graduate rotation with Dr. Gary Pickard, University of Pennsylvania.
September 1993-December 1993, Data analysis and neurophysiology of single units in the superior colliculus and cerebellum of the behaving macaque. Graduate rotation with Dr. David Sparks, University of Pennsylvania.
June 1992-July 1993, Reverse genetic mapping of blm, the gene responsible for Bloom Syndrome in humans. Served as a senior research technician with Drs. James L. German III and Nathan E. Ellis, The Laboratory of Population Genetics and Computer Modeling at The New York Blood Center (cf. Ellis et al. 1995: “The Bloom’s Syndrome gene product is homologous to RecQ helicases.” Cell: 83(4):655:66).
January 1992-May 1992, Characterization of neurite outgrowth and morphological subtypes within basal retinal neuron populations in the sea slug, Bulla. Undergraduate senior project with Dr. Gene Block, Center for Biological Timing, University of Virginia.