Eric D. Tytell Curriculum Vitae Department of Biology Tufts University 202-630-3474 163 Packard Ave. eric.tytell@tufts.edu Medford, MA 02155 Education Ph.D., Biology 2005 Department of Organismic and Evolutionary Biology, Harvard University Supervisor: Dr. George V. Lauder. M.Phil., Zoology 1999 Department of Zoology, University of Cambridge Supervisor: Dr. Charles P. Ellington B.A., Biology and Physics (Highest honors) 1998 Department of Biology, University of North Carolina at Chapel Hill Supervisor: Dr. William M. Kier Professional Experience Assistant Professor starting Sep, 2012 Department of Biology, Tufts University Assistant Research Scientist 2010 - present Department of Mechanical Engineering, Johns Hopkins University Faculty Research Associate 2005 2010 Institute for Systems Research, Department of Biology, University of Maryland, College Park Post-doctoral fellowship in the laboratory of Dr. Avis H. Cohen. Supported by an NIH National Research Service Award. Freelance Science Writer 2004 present Authored stories published in the Los Angeles Times, Boston Globe, New Scientist (London, UK), Journal of Experimental Biology (Cambridge, UK) Staff Writer, Los Angeles Times, Los Angeles, CA 2004 (summer) Wrote 21 published stories as a fellow on the science desk. Sponsored by the AAAS Mass Media Fellowship. Director of Fluid Dynamics, Nekton Technologies, Inc., Durham, NC 1999 2000 Supervised testing of a novel biomimetic submarine. Other Research Experience and Specialized Training Summer Investigator, Marine Biological Laboratory, Woods Hole, MA summer 2009 Neural Systems and Behavior, Marine Biological Laboratory, Woods Hole, MA 2008 Intensive summer course in behavioral neuroscience theory and methods. Human Functional Anatomy, Harvard-MIT Health Sciences and Technology, Cambridge, MA 2001 Detailed lecture and laboratory course in the structure and function of the human body. Sea Semester, Sea Education Association, Woods Hole, MA 1995 Trained in practical oceanography and nautical science. 90 days sea time. - 1 -
Peer-reviewed publications (h index = 8) 1. Tytell, E.D., Holmes, P., and Cohen, A.H. 2011. Spikes alone do not behavior make: Why neuroscience needs biomechanics. Curr.Op.Neurobio., in press. 2. Tytell, E. D., Hsu, C.-Y., Williams, T. L., Cohen, A. H. & Fauci, L. J. 2010b. Interactions between body stiffness, muscle activation, and fluid environment in a neuromechanical model of lamprey swimming. Proc.Nat.Acad.Sci.USA., online. doi: 10.1073/pnas.1011564107 3. Previte, J. P., Sheils, N., Hoffman, K. A., Kiemel, T. & Tytell, E. D. 2010. Entrainment ranges of forced phase oscillators. J.Math.Biol., online. doi: 10.1007/s00285-010-0348-6 4. Tytell, E. D., Borazjani, I., Sotiropoulos, F., Baker, T. V., Anderson, E. J. & Lauder, G. V. 2010a. Disentangling the functional roles of morphology and motion in fish swimming. Integr.Comp.Biol., online. doi: 10.1093/icb/icq057 5. Tytell, E. D. 2010. Experimental hydrodynamics. In Encyclopedia of Fish Physiology: From Genome to Environment, (eds. A. P. Farrell, E. D. Stevens, and R. E. Shadwick). San Diego: Elsevier. in press. 6. Oliphint, P. A., Alieva, N., Foldes, A. E., Tytell, E. D., Lau, B. Y.-B., Pariseau, J. S., Cohen, A. H. & Morgan, J. R. 2010. Regenerated synapses in lamprey spinal cord are sparse and small even after functional recovery from injury. J.Comp.Neurol., 518, 2854-2872. doi: 10.1002/cne.22368 7. Ayali, A., Gelman, S., Tytell, E. D. and Cohen, A. H. 2009. Lateral line activity during swimming-like motion suggests a feedback link in closed-loop control of lamprey swimming. Can.J.Zool. 87, 671-683. doi: 10.1139/Z09-050. (cited 2 times) 8. Tytell, E. D. & Lauder, G.V. 2008. The hydrodynamics of the escape response in the bluegill sunfish, Lepomis macrochirus. J.Exp.Biol. 211, 3359-3369. (cited 4 times) 9. Tytell, E. D. & Cohen, A. H. 2008. Rostral versus caudal differences in mechanical entrainment of the lamprey central pattern generator for locomotion. J. Neurophysiol. 99, 2408-2419. (cited 4 times) 10. Tytell, E. D., Standen, E.M., & Lauder, G.V. 2008. Escaping Flatland: Three-dimensional kinematics and hydrodynamics of median fins in fishes. J.Exp.Biol. 211, 187-195. (cited 9 times) 11. Tytell, E. D. 2007. Do trout swim better than eels? Challenges for estimating performance based on the wake of self-propelled bodies. Exp.Fluids. 43, 701-712. (cited 8 times) 12. Tytell, E. D. & Alexander, J.K. 2007 Bluegill Lepomis macrochirus synchronize pectoral fin motion and opercular pumping. J.Fish.Biol. 70: 1268-1279. 13. Gelman, S., Ayali, A., Tytell, E. D., & Cohen, A.H. 2007 Larval lampreys possess a functional lateral line system. J.Compar.Physiol.A. 193: 271-277. (cited 4 times) 14. Tytell, E. D. 2006 Median fin function in bluegill sunfish, Lepomis macrochirus: Streamwise vortex structure during steady swimming. J.Exp.Biol. 209, 1516-1534. (cited 15 times) 15. Lauder, G. V. & Tytell, E. D. 2006 Hydrodynamics of undulatory propulsion. In Biomechanics of Fishes (eds. R. E. Shadwick & G. V. Lauder), pp. 425-468. San Diego: Academic Press. (cited 40 times) 16. Tytell, E. D. 2004a Kinematics and hydrodynamics of linear acceleration in eels, Anguilla rostrata. Proc.R.Soc.Lond.B 271, 2535-2541. (cited 18 times) 17. Tytell, E. D. 2004b The hydrodynamics of eel swimming. II. Effect of swimming speed. J.Exp.Biol. 207, 3265-3279. (cited 29 times) 18. Tytell, E. D. & Lauder, G. V. 2004 The hydrodynamics of eel swimming. I. Wake structure. J.Exp.Biol. 207, 1825-1841. (cited 74 times) 19. Lauder, G. V. & Tytell, E. D. 2004 Three Gray classics on the biomechanics of animal movement. J.Exp.Biol. 207, 1597-1599. (cited 5 times) - 2 -
20. Tytell, E. D. & Ellington, C. P. 2003 How to perform measurements in a hovering animal's wake: Physical modelling of the vortex wake of the hawkmoth Manduca sexta. Phil.Trans.R.Soc.Lond.B 358, 1559-1566. (cited 7 times) 21. Tytell, E. D. & Lauder, G. V. 2002 The C-start escape response of Polypterus senegalus: Bilateral muscle activity and variation during stage 1 and 2. J.Exp.Biol. 205, 2591-2603. (cited 20 times) In preparation 22. Lightbody, A., Tytell, E.D., and Sotiropoulos, F. Correlations between swimming kinematics and local flow attributes for two fish species in a naturalistic stream environment. In review at J. Exp. Biol. 23. Leftwich, M. Tytell, E.D., and Smits, A.J. Tail flexibility and resonance in thrust production of a robotic lamprey. To be submitted to J.Exp.Biol. 24. Borazjani, I., Sotiropoulos, F., Tytell, E.D., and Lauder, G.V. A 3D computational fluid dynamic analysis of the C-start escape response in bluegill sunfish. To be submitted to J.Exp.Biol. 25. Leftwich, M., Tytell, E.D., Hsu, C.-Y., Cohen, A.H., Fauci, L.J., and Smits, A.J. The role of body stiffness in wake production for anguilliform swimmers. To be submitted to J.Fluid. Mech. Selected short reviews (30 total) Tytell, E. D. 2010. I hear with a little help from my friends. J.Exp.Biol. 213(15), vi. Tytell, E. D. 2009. Do muscle synergies actually work? J.Exp.Biol. 212(15), vi. Tytell, E. D. 2008. Journal club. Nature 456, 679. Tytell, E. D. 2008 Insect wings flip for free. J.Exp.Biol. 211(3), iv. Tytell, E. D. 2007 Insight from deletions. J.Exp.Biol. 210(7), vi. Tytell, E. D. 2006 Optimizing walking and running. J.Exp.Biol. 209(7), v. Tytell, E.D. 2005 It's hard to hover at height. J.Exp.Biol. 208(7), vi. Tytell, E.D. 2004 The cost of bad taste. J.Exp.Biol. 207(15), vii-viii. Tytell, E. D. 2003 Fish muscle is still helical. J.Exp.Biol. 206, 2530. Tytell, E.D. 2002 Fish control their rotation. J.Exp.Biol. 206(3), 429. Selected popular science articles (25 total) Tytell, E. D. 2007 The relentless itch. Los Angeles Times, 2 Apr., pp. F1, F9. Tytell, E. D. 2006 Gone today, hair tomorrow. Los Angeles Times, 17 Apr., pp. F1, F10-11. Tytell, E.D. 2004 The Fall Guy. New Scientist, 25 Dec., pp. 48-49. Tytell, E.D. 2004 Repairing the body one thread at a time. Boston Globe, 16 Nov., p. C10. Tytell, E. D. 2004 A Thorny Tweak for the Rose. Los Angeles Times, 13 Aug., pp. A1, A22. Grants and Fellowships Neuromechanical feedback in the lamprey central pattern generator for locomotion pending National Science Foundation, Integrative Organismal Systems, Neural Systems Eric Tytell, PI. Proposal to apply dynamical systems techniques to study neural control of swimming in lampreys ($522 384 over 3 years). Multisensory Integration in MSTd for Navigation and Control 2011-2014 Office of Naval Research Eric Tytell, co-investigator. Proposal to examine multisensory integration and closed-loop control of movement in primate cortex ($751 925 over 3 years). Neuromechanics and dynamics of locomotion 2011-2016 National Science Foundation, Research Coordination Networks, Biological Infrastructure Eric Tytell, steering committee. Proposal to develop a network for collaborations in biology and - 3 -
mathematics ($489 290 over 5 years). Biomechanics and the lamprey central pattern generator 2005 2008 National Institutes of Health, National Research Service Award (1 F32 NS054367) Eric Tytell, PI. Post-doctoral research fellowship ($140 000), studying the neurophysiology of lamprey swimming. Fellow, Harvard University Biomechanics program 2003-2005 Interdisciplinary Graduate Education and Research Training (IGERT) program Mass Media Science and Engineering Fellowship 2004 American Association for the Advancement of Science Summer fellowship as a science writer at the Los Angeles Times. Fin-based propulsion for highly maneuverable underwater vehicles 2000 Office of Naval Research (00-SC-ONR-0445) Jason Janét, PI. Eric Tytell, co-author. Grant to Nekton Technologies to develop a biomimetic submarine ($600 000). Winston Churchill Foundation Scholarship 1998 1999 Scholarship to Churchill College, Cambridge University, Cambridge, U.K. Invited seminars 1. Tytell, E.D. 2010. Neuromechanics of undulatory locomotion: Actuation, sensing, and control. Presented at Defense Advanced Research Projects Agency, meeting on propulsion science, C. Warren, program officer. Arlington, VA, Dec. 7, 2010. 2. Tytell, E.D. 2010. Panel discussion on science writing. Presented at AAAS Mass Media Science and Engineering Fellowship meeting, Washington, DC., Aug. 16, 2010. 3. Tytell, E.D., Borazjani, I., Lauder, G.V., & Sotiropoulos, F. 2010. Separating the effects of swimming mode and body shape in undulatory swimming. Part of a symposium on Contemporary Approaches to the Study of the Evolution of Fish Body Plan and Fin Shape, at Soc. Integ. Compar. Bio., Seattle, WA., Jan. 4, 2010. 4. Tytell, E.D., 2009. How fish swim: From hydrodynamics to neural control. Presented as part of the St. Anthony Falls Laboratory seminar series, Department of Civil Engineering, University of Minnesota, Minneapolis, MN., Mar. 4, 2009. 5. Tytell, E.D. & Cohen, A.H. 2008. Sensory feedback loops in lamprey swimming. Presented as part of a workshop on Neuromechanics of Locomotion, Mathematical Biosciences Institute, Ohio State University, Columbus, OH. Apr. 2, 2008. 6. Tytell, E.D., Standen, E.M., & Lauder, G.V. 2006. Escaping Flatland: Three-dimensional kinematics and hydrodynamics of median fins in fishes. Presented at a symposium on Mechanics of Swimming and Flying, World Congress of Biomechanics, Munich, Germany. Aug. 1, 2006. Conference presentations 1. Tytell, E. D., Hsu, C.-Y., Fauci, L. J. and Cohen, A. H. 2011. Interactions between internal forces, body stiffness, and fluid environment in a neuromechanical model of lamprey swimming. Presented at Soc. Integ. Compar. Bio., Salt Lake City, UT, Jan. 6, 2011. 2. Tytell, E. D., Hsu, C.-Y., Fauci, L. J. and Cohen, A. H. 2010. Identical motor patterns but different body mechanics result in different behaviors in a computational model of lamprey swimming. Presented at Neuroscience, San Diego, CA, Nov. 14, 2010. (Neuroscience Meeting Planner 181.2). - 4 -
3. Tytell, E. D., Borazjani, I., Lauder, G. V. and Sotiropoulos, F. 2010. Separating the effects of swimming mode and body shape in undulatory swimming. Presented at Soc. Integ. Compar. Bio., Seattle, WA, Jan. 3-7, 2010. 4. Tytell, E. D. and Cohen, A. H. 2009. Resonance entrainment in the lamprey central pattern generator for locomotion. Presented at Neuroscience, Chicago, IL, Oct. 17-21, 2009. (Neuroscience Meeting Planner 564.11). 5. Tytell, E. D. and Cohen, A. H. 2009. Nonlinear integration of proprioceptive inputs to the lamprey central pattern generator for locomotion. Presented at Soc. Integ. Compar. Bio., Boston, MA, Jan 3-7, 2009. (Integ.Compar.Biol. 49, e173). 6. Narayanan, V. R. T., Borazjani, I., Sotiropoulos, F., Tytell, E. D. and Lauder, G. V. 2009. 3D numerical simulations of the C-start of a bluegill sunfish. Presented at APS Division of Fluid Dynamics, Minneapolis, MN, Nov. 22-24, 2009. (Am. Phys. Soc. 54, BAPS.2009.DFD.HV.4). 7. Hsu, C.-Y., Tytell, E. D. and Fauci, L. 2009. An integrated muscle mechanic-fluid dynamic model of lamprey swimming. Presented at APS Division of Fluid Dynamics, Minneapolis, MN, Nov. 22-24, 2009. (Am. Phys. Soc. 54, PW.00005). 8. Tytell, E. D. and Cohen, A. H. 2008. Integration of spatially and temporally distributed sensory inputs in the lamprey central pattern generator for locomotion. Presented at Neuroscience, Washington, DC, Nov. 15-19, 2008. (Neuroscience Meeting Planner 375.19). 9. Tytell, E. D. and Cohen, A. H. 2008. Sensory feedback loops in lamprey swimming. Presented at Soc. Integ. Compar. Bio., San Antonio, TX, Jan 2-6, 2008. 10. Hoffman, K. A., Kiemel, T., Previte, J. P., Tytell, E. D. and Cohen, A. H. 2008. Modeling entrainment ranges of the locomotor CPG of the lamprey. Presented at Neuroscience, Washington, DC. (Neuroscience Meeting Planner 376.20). 11. Tytell, E. D. and Cohen, A. H. 2007. Phase lags between muscle activity and movement in the lamprey: Contribution of the central pattern generator. Presented at the Int. Cong. Neuroethology, Vancouver, BC, July 22-27, 2007. 12. Tytell, E. D. and Cohen, A. H. 2007. Phase lags between muscle activity and movement in the lamprey: Contribution of the central pattern generator. Presented at Neuroscience, San Diego, CA, Nov. 3, 2007. (Neuroscience Meeting Planner 78.14). 13. Tytell, E. D. and Lauder, G. V. 2007. Escaping fishes: experimental hydrodynamics of wake flow patterns. Presented at Soc. Integ. Compar. Bio., Phoenix, AZ, Jan. 4, 2007. 14. Tytell, E. D. and Cohen, A. H. 2007. Variation in entrainment of fictive swimming in lampreys due to bending stimuli at successive longitudinal positions. Presented at Soc. Integ. Compar. Bio., Phoenix, AZ, Jan. 5, 2007. (Integ.Compar.Biol. 47, e134). 15. Tytell, E. D. and Cohen, A. H. 2006. Longitudinal phase lags in mechanical entrainment of fictive swimming in lampreys. Presented at Neuroscience, Atlanta, GA, Oct. 16, 2006. (Neuroscience Meeting Planner 448.8). 16. Gelman, S., Ayali, A., Tytell, E. D. and Cohen, A. H. 2006. Responses of primary lateral line afferents of larval lamprey to oscillating water motions. Presented at Neuroscience, Atlanta, GA, Oct. 14, 2006. (Neuroscience Meeting Planner 45.7). 17. Tytell, E. D. 2006. Median fin function in bluegill sunfish, Lepomis macrochirus: Streamwise vortex structure during steady swimming. Presented at Soc. Integ. Compar. Biol., Orlando, FL, Jan. 7, 2006. (Integ.Compar.Biol. 45, 1088). 18. Tytell, E. D. 2005. Median fin function in bluegill sunfish. Presented at Benelux Congress of Zoology, Wageningen, Netherlands, Oct. 26, 2005. 19. Tytell, E. D. 2005. Three-dimensional white muscle fiber orientations in zebrafish: An automatic technique for measuring fiber angles in fishes. Presented at Soc. Integ. Compar. Biol., San Diego, CA, Jan. 6, 2005. (Integ.Compar. Biol. 44, 654). - 5 -
20. Alexander, J. K. and Tytell, E. D. 2005. Synchronization of respiration and locomotion in the bluegill sunfish Lepomis macrochirus. Presented at Soc. Integ. Compar. Biol., San Diego, CA, Jan. 6, 2005. 21. Tytell, E. D. 2004. Myotomal anatomy in zebrafish: Mapping three-dimensional white muscle fiber angles using cross-correlation image analysis. Presented at Int. Cong. Vert. Morph., Boca Raton, FL, July 27, 2004. (J.Morph. 260, 335). 22. Tytell, E. D. 2004. Myotomal anatomy in zebrafish: Mapping three-dimensional white muscle fiber angles using cross-correlation image analysis. Presented at Soc. Exp. Biol., Edinburgh, UK, Mar. 29, 2004. (Compar.Biochem.Physiol.A 137, S87-S88). 23. Tytell, E. D. and Lauder, G. V. 2003. Balancing thrust and drag: The hydrodynamics of anguilliform locomotion in steadily swimming eels (Anguilla rostrata). Presented at Soc. Exp. Biol., Southampton, UK, Mar. 31, 2002. (Compar.Biochem.Physiol.A 134, S53). 24. Tytell, E. D. 2003. Linking wake structure, kinematics, and mechanics for oscillatory propulsion. Presented at Soc. Integ. Compar. Biol., Toronto, ON, Jan. 4, 2003. (Integ.Compar.Biol. 43, 902). 25. Tytell, E. D. 2003. Steady swimming and routine maneuvering by eels: A baseline for biomimetic undulatory propulsors. 13th Int.Symp.Unmanned Untethered Submersible Tech., Durham, NH: Autonomous Undersea Systems Institute. 26. Tytell, E. D. and Lauder, G. V. 2002. Kinematics and wake structure of steadily swimming eels (Anguilla rostrata). Presented at Soc. Integ. Compar. Biol., Anaheim, CA, Jan. 2, 2002. (Integ.Compar.Biol. 42, 1326). 27. Tytell, E. D. and Lauder, G. V. 2001. Multiple escape response patterns in Polypterus senegalus: Kinematics and electromyography. Presented at Soc. Integ. Compar. Biol., Chicago, IL, Jan. 3, 2001. (Am.Zool. 41, 1612). 28. Kemp, M., Hobson, B., Janet, J., Pell, C. A. and Tytell, E. D. 2001. Assessing the performance of oscillating fin thruster vehicles. 12th Int.Symp.Unmanned Untethered Submersible Tech., Lee, NH: Autonomous Undersea Systems Institute. 29. Tytell, E. D. and Ellington, C. P. 2000. The vortex wake of the hawkmoth, Manduca sexta: Simulation and Reynolds number effects. Presented at Soc. Integ. Compar. Biol., Atlanta, GA, Jan. 4, 2000. (Am.Zool. 40, 1241). 30. Ellington, C. P. and Tytell, E. D. 2000. Vorticity in air. Presented at Soc. Exp. Biol., Edinburgh, Scotland. (Compar.Biochem.Physiol.A 126, S45). Teaching Experience Johns Hopkins University Supervisor for undergraduate research 2010 present University of Maryland Guest lecturer, Vertebrate Form and Function (1 lecture) 2008 Guest lecturer, Introduction to Neurosciences (1 lecture) 2007 Guest lecturer, Insect Flight Dynamics and Control (1 lecture) 2007 Harvard University Guest lecturer, Patterns and Processes in Fish Diversity (4 lectures) 2004, 2005 Supervisor for three undergraduate research projects 2001 2004 Teaching Fellow, Patterns and Processes in Fish Diversity 2001, 2003 (spring) Teaching Fellow, Structure and Function of the Vertebrates 2000 (fall) - 6 -
Awards and Honors Featured paper, Inside JEB, Journal of Experimental Biology Tytell and Lauder, 2008 Featured paper, Inside JEB, Journal of Experimental Biology Tytell, 2004b Graduation with highest honors, University of North Carolina 1998 Phi Beta Kappa 1998 Coker Award, Department of Biology, University of North Carolina 1998 Best undergraduate thesis in Organismal Biology. Summer Student Fellowship, Woods Hole Oceanographic Institute 1997 Undergraduate research fellowship in fish swimming hydrodynamics. Professional Societies American Physiological Society National Association of Science Writers Reviewer (ad hoc) Journals Bioinspiration and Biomimetics Biology Letters Canadian Journal of Zoology Comparative Biochemistry and Physiology A Environmental Biology of Fishes IEEE Journal of Oceanic Engineering Funding agencies Grant reviewer for National Science Foundation Society for Integrative and Comparative Biology (Public Affairs Committee member) Society for Neuroscience Journal of Experimental Biology Philosophical Transactions of the Royal Society of London B Proceedings of the Royal Society Interface Review of Scientific Instrumentation Science - 7 -