T. George Hornby, PhD, PT - Rehabilitation Institute of Chicago

Skip to Content


  • Only Hospital Ranked #1 in America by U.S. News & World Report since 1991
  • 800,000+ outpatient visits each year
  • 5,000+ inpatients treated each year, system-wide
  • 50+ sites of care throughout Illinois and Indiana
  • One of only 2% of hospitals to receive three consecutive Magnet Recognitions for Nursing Excellence.
  • 182-bed inpatient hospital in the heart of Chicago
  • Largest rehabilitation research center in the world
  • Only rehabilitation hospital with eight federally designated research centers
  • 370+ active research projects in neuroscience, bionics, robotics, and musculoskeletal medicine
  • Academic home of Physical Medicine & Rehabilitation Department, Northwestern University Feinberg School of Medicine

Clinical Trials

Did you know you can help advance the science of rehabilitation medicine while benefiting from the latest research findings?

You can – by joining a clinical trial! See a list of our Research Studies & Clinical Trials.

Your RIC Doctor Search Result

T. George Hornby

T. George Hornby, PhD, PT

  • Research Scientist/Physical Therapist, SMPP, RIC
  • Research Assistant Professor, Feinberg School of Medicine, NU


Education, Residency and Internship


University of California, LA, BS, Physiological Sciences
University of Pittsburgh, MPT


University of Arizona, PhD, Physiological Sciences

Additional Information

Research Lab

Honors & Awards

  • Magnuson Service Award September 2002
  • Sarah Baskin Award for Excellence in Research July 2002
  • NRSA Individual Post-doctoral Training Award (F-32), NINDS, NIH Apr. 2001
  • 2000  NRSA Institutional Post-doctoral Training Award (T-32) NICHD, NIH July
  • 1998  Alice Oulette Physical Therapy Scholarship Sept.
  • Meritorious Performance in Teaching, University of Arizona Foundation
  • June 1996 American Psychological Association, Fellowship in Neuroscience
  • 1995-1998 Robert S. Flinn Foundation Fellowship Mar.


Jayaraman A, Thompson CK, Rymer WZ, Hornby TG. Short-term Maximal-Intensity Resistance Training Increases Volitional Function and Strength in Chronic Incomplete Spinal Cord Injury: A Pilot Study.    J Neurol Phys Ther. 2013 May 13. [Epub ahead of print]

Courtney CA, O'Hearn MA, Hornby TG.  Neuromuscular function in painful knee osteoarthritis.  Curr Pain Headache Rep. 2012 Dec;16(6):518-24. doi: 10.1007/s11916-012-0299-2

Wu M, Landry JM, Schmit BD, Hornby TG, Yen SC.  Robotic resistance treadmill training improves locomotor function in human spinal cord injury: a pilot study. Arch Phys Med Rehabil. 2012 May;93(5):782-9.

Wu M, Landry JM, Yen SC, Schmit BD, Hornby TG, Rafferty M. A novel cable-driven robotic training improves locomotor function in individuals post-stroke. Conf Proc IEEE Eng Med Biol Soc. 2011;2011:8539-42.

Hornby TG, Straube DS, Kinnaird CR, Holleran CL, Echauz AJ, Rodriguez KS, Wagner EJ, Narducci EA.  Importance of specificity, amount, and intensity of locomotor training to improve ambulatory function in patients poststroke.  Top Stroke Rehabil. 2011 Jul-Aug;18(4):293-307. 

Thompson CK, Lewek MD, Jayaraman A, Hornby TG. Central excitability contributes to supramaximal volitional contractions in human incomplete spinal cord injury. J Physiol. 2011 Aug 1;589(Pt 15):3739-52.  

Thompson CK, Jayaraman A, Kinnaird C, Hornby TG. Methods to quantify pharmacologically induced alterations in motor function in human incomplete SCI.  J Vis Exp. 2011 Apr 18;(50).

Frigon A, Thompson CK, Johnson MD, Manuel M, Hornby TG, Heckman CJ. Extra forces evoked during electrical stimulation of the muscle or its nerve are generated and modulated by a length-dependent intrinsic property of muscle in humans and cats. J Neurosci. 2011 Apr 13;31(15):5579-88.

Theiss RD, Hornby TG, Rymer WZ, Schmit BD. Riluzole decreases flexion withdrawal reflex but not voluntary ankle torque in human chronic spinal cord injury. J Neurophysiol. 2011 Jun;105(6):2781-90.  

Wu M, Hornby TG, Landry JM, Roth H, Schmit BD. A cable-driven locomotor training system for restoration of gait in human SCI.  Gait Posture. 2011 Feb;33(2):256-60.  

Hornby TG, Reinkensmeyer DJ, Chen D.Manually-assisted versus robotic-assisted body weight-supported treadmill training in spinal cord injury: what is the role of each? PM R. 2010 Mar;2(3):214-21.

Saraf P, Rafferty MR, Moore JL, Kahn JH, Hendron K, Leech K, Hornby TG.Daily stepping in individuals with motor incomplete spinal cord injury l Phys Ther. 2010 Feb;90(2):224-35.

Courtney CA, Witte PO, Chmell SJ, Hornby TG.Heightened flexor withdrawal response in individuals with knee osteoarthritis is modulated by joint compression and joint mobilization. J Pain. 2010 Feb;11(2):179-85.

Moore JL, Roth EJ, Killian C, Hornby TG.Locomotor training improves daily stepping activity and gait efficiency in individuals poststroke who have reached a "plateau" in recovery. Stroke. 2010 Jan;41(1):129-35.

Lang CE, Macdonald JR, Reisman DS, Boyd L, Jacobson Kimberley T, Schindler-Ivens SM, Hornby TG, Ross SA, Scheets PL. Observation of amounts of movement practice provided during stroke rehabilitation. Arch Phys Med Rehabil. 2009 Oct;90(10):1692-8.

Courtney CA, Lewek MD, Witte PO, Chmell SJ, Hornby TG. Heightened flexor withdrawal responses in subjects with knee osteoarthritis. J Pain. 2009 Dec;10(12):1242-9.

Lewek MD, Cruz TH, Moore JL, Roth HR, Dhaher YY, Hornby TG. Allowing intralimb kinematic variability during locomotor training poststroke improves kinematic consistency: a subgroup analysis from a randomized clinical trial. Phys Ther. 2009 Aug;89(8):829-39. doi: 10.2522/ptj.20080180. Epub 2009 Jun 11.

Cotey D, Hornby TG, Gordon KE, Schmit BD.Increases in muscle activity produced by vibration of the thigh muscles during locomotion in chronic human spinal cord injury. Exp Brain Res 2009 Jul;196(3):361-74.

Hornby TG, Lewek MD, Thompson CK, Heitz R. Repeated maximal volitional effort contractions in human spinal cord injury: initial torque increases and reduced fatigue. Neurorehabil Neural Repair. 2009 Nov;23(9):928-38.

Kahn JH, Hornby TG. Rapid and long-term adaptations in gait symmetry following unilateral step training in people with hemiparesis. Phys Ther. 2009 May;89(5):474-83.

Hidler J, Nichols D, Pelliccio M, Brady K, Campbell DD, Kahn JH, Hornby TG.
Multicenter randomized clinical trial evaluating the effectiveness of the Lokomat in subacute stroke. Neurorehabil Neural Repair. 2009 Jan;23(1):5-13.

Wu M, Kahn JH, Hornby TG, Schmit BD. Rebound responses to prolonged flexor reflex stimuli in human spinal cord injury. Exp Brain Res. 2009 Feb;193(2):225-37.

Hornby TG, Campbell DD, Kahn JH, Demott T, Moore JL, Roth HR. Enhanced gait-related improvements following therapist- vs. robotic-assisted locomotor training in subjects with chronic stroke: a randomized controlled study. Stroke. 2008. 39(6):1786-92.

Bogey RA, Hornby GT. Gait Training Strategies Utilized in Poststroke Rehabilitation: Are We Really Making a Difference? Top Stroke Rehabil. 2007 14(6):1-8.

Lewek MD, Hornby TG, Dhaher YY, Schmit BD. Prolonged Quadriceps Activity Following Imposed Hip Extension: A Neurophysiological Mechanism for Stiff-Knee Gait? J Neurophysiol. 2007. Dec;98(6):3153-62.

Stauffer EK, McDonagh JC, Hornby TG, Reinking RM, Stuart DG. Historical reflections on the after-hyperpolarization-firing rate relation of vertebrate spinal neurons. J Comp Physiol A Neuroethol Sens Neural Behav Physiol. 2007 Feb;193(2):145-58.

Israel JF, Campbell DD, Kahn JH, Hornby TG. Metabolic costs and muscle activity patterns during robotic- and therapist-assisted treadmill walking in individuals with incomplete spinal cord injury. Phys Ther. 2006, 86:1466-1478.

Lewek MD, Schmit BD, Hornby TG, Dhaher YY. Hip joint position modulates volitional knee extensor muscle activity after stroke. Muscle Nerve. 2006 Dec;34(6):767-774.

Hornby TG, Kahn JK, Wu M, Schmit BD. Temporal facilitation of spastic stretch reflexes following human spinal cord injury.  J Physiol. 2006 Mar 15;571(Pt 3):593-604.
Wu M, Hornby TG, Hilb JA, Schmit BD. Flexor reflex responses triggered by imposed knee extension in chronic human spinal cord injury. Exp Brain Res. 2006;168:566-576.

Research Interests

Motor dysfunction following spinal cord injury and stroke; pharmacological effects on motor control; gait retraining following neurological injury Teaching Interests: Physiology/pathophysiology, motor control, exercise physiology, science and practice

Related Documents

Office Information