Publications O’Neill MC, Lee L-F, Demes B, Thompson NE, Larson SG, Stern JT Jr. & Umberger BR. (2015). Three- dimensional kinematics of the pelvis and hind limbs in chimpanzee (Pan troglodytes) and human bipedal walking. Journal of Human Evolution 86, 32-42.  [PDF] Anderson   & Umberger BR. (2015). Forward: Special issue on symposia organized by the American Society of Biomechanics at the 7th World Congress of Biomechanics. Journal of Biomechanics 48, 2835-2836.  [PDF] Demes B, Thompson NE, O'Neill MC & Umberger BR. (2015). Center of mass mechanics of chimpanzee bipedal walking. American Journal of Physical Anthropology 156, 422-433.  [PDF] Umberger BR & Caldwell GC. (2014). Musculoskeletal Modeling. In Robertson et al. (Eds.) Research Methods in Biomechanics, 2nd Edition. Champaingn, IL: Human Kinetics. 247-276. LaPre AK, Umberger BR & Sup F. (2014). Simulation of a powered ankle prosthesis with dynamic joint alignment. IEEE Engineering in Medicine and Biology Society, 1618-1621.  [PDF] O’Neill MC, Lee L-F, Larson SG, Demes B, Stern JT Jr. & Umberger BR. (2013). A three-dimensional musculoskeletal model of the chimpanzee (Pan troglodytes) pelvis and hind limb. Journal of Experimental Biology 216, 3709-3723.  [PDF] Gruber AH, Umberger BR, Braun B & Hamill J. (2013). Economy and rate of carbohydrate oxidation during running with rearfoot and forefoot strike patterns. Journal of Applied Physiology 115, 194-201.  [PDF] Callahan DM, Umberger BR & Kent-Braun JA. (2013). A computational model of torque generation: neural, contractile, metabolic and musculoskeletal components. PLOS ONE 8, e56013.  [PDF] Umberger BR, Augsburger S, Resig J, Oeffinger D, Shapiro R & Tylkowski C. (2013). Generation, absorption, and transfer of mechanical energy during walking in children. Medical Engineering and Physics 35, 644-651.  [PDF] Russell EM, Miller RH, Umberger BR & Hamill J. (2013). Lateral wedges alter mediolateral load distributions at the knee joint in obese individuals. Journal of Orthopedic Research 31, 665-671.  [PDF] Miller RH, Umberger BR, Hamill J & Caldwell GC. (2012). Evaluation of the minimum energy hypothesis and other potential optimality criteria for human running. Proceedings of the Royal Society, B 279, 1498- 1505.  [PDF] Miller RH, Umberger BR & Caldwell GC. (2012). Sensitivity of maximum sprinting speed to characteristic parameters of the muscle force-velocity relationship. Journal of Biomechanics 45, 1406-1413.  [PDF] Miller RH, Umberger BR & Caldwell GC. (2012). Limitations to maximum sprinting speed imposed by muscle mechanical properties. Journal of Biomechanics 45, 1092-1097.  [PDF] Umberger BR & Rubenson J. (2011). Understanding muscle energetics in locomotion: new modeling and experimental approaches. Exercise and Sports Sciences Reviews 39, 59-67.  [PDF] Bolgla LA, Malone TR, Umberger BR & Uhl TL. (2011). Comparison of hip and knee strength and neuromuscular activity in subjects with and without patellofemoral pain syndrome. International Journal of Sports Physical Therapy 6, 285-296.  [PDF] Seeley MK, Umberger BR, Clasey JL & Shapiro R. (2010). The relation between mild leg-length inequality and able-bodied gait asymmetry. Journal of Sports Science and Medicine 9, 572-579.  [PDF] Umberger BR. (2010). Stance and swing phase costs in human walking. Journal of the Royal Society Interface 7, 1329-1340.  [PDF]  [Supplementary Material] Bolgla LA, Malone TR, Umberger BR & Uhl TL. (2010). Reliability of evaluation tools used for assessing hip and knee function, strength, and neuromuscular activity in females diagnosed with patellofemoral pain syndrome. Journal of Electromyography & Kinesiology 20, 142-147.  [PDF] Miller RH, Caldwell GC, van Emmerik REA, Umberger BR & Hamill J. (2009). Ground reaction forces and lower extremity kinematics when running with suppressed arm swing. Journal of Biomechanical Engineering 131, 124502.  [PDF] Umberger BR. (2008). Effects of suppressing arm swing on the kinematics, kinetics, and energetics of human walking. Journal of Biomechanics 41, 2575-2580.  [PDF] Seeley MK, Umberger BR & Shapiro R. (2008). A test of the functional asymmetry hypothesis in walking. Gait & Posture 28, 24-28.  [PDF] Bolgla LA, Malone TR, Umberger BR & Uhl TL. (2008). Hip strength and hip and knee kinematics during stair descent in females with and without patellofemoral pain syndrome. Journal of Orthopedic & Sports Physical Therapy 38, 12-18.  [PDF] Umberger BR & Martin PE. (2007). Mechanical power and efficiency of level walking with different stride rates. Journal of Experimental Biology 210, 3255-3265.  [PDF] Umberger BR, Gerritsen KGM & Martin PE. (2006). Muscle fiber type effects on energetically-optimal cadences in cycling. Journal of Biomechanics 39, 1472-1479.  [PDF] Nagano A, Umberger BR, Marzke MW & Gerritsen KGM. (2005). Neuromusculoskeletal computer modeling and simulation of upright, straight-legged, bipedal locomotion of Australopithecus afarensis. American Journal of Physical Anthropology 126, 2-13.  [PDF] Umberger BR. (2003). Comments on “Influence of pedalling rate on the energy cost of cycling in humans”. European Journal of Applied Physiology 90, 219-220.  [PDF] Umberger BR, Gerritsen KGM & Martin PE. (2003). A model of human muscle energy expenditure. Computer Methods in Biomechanics & Biomedical Engineering 6, 99-111.  [PDF]  [Corrections] Martin PE & Umberger BR. (2003). Trends in Interdisciplinary and Integrative Graduate Training: an NSF IGERT example. Quest 55, 86-94.  [PDF] Umberger BR & Martin PE. (2001). Testing the planar assumption during ergometer cycling. Journal of Applied Biomechanics 17, 55-62.  [PDF] Robertson SD, Kao JC, Winges JB & Umberger BR. (2001). Postural stability constrains the mode of bimanual coordination. In G Burton & RC Schmidt (Eds.), Studies in Perception and Action, VI. Hillsdale, NJ: Lawrence Erlbaum Associates. 165-168. Martin PE, Sanderson DJ & Umberger BR. (2000). Factors affecting preferred rates of movement in cyclic activities. In VM Zatsiorsky (Ed.), The Encyclopedia of Sports Medicine: Biomechanics in Sport. Oxford: Blackwell Science. 143-160. Nawoczenski DA, Baumhauer JF, & Umberger BR. (1999). Relationship between clinical measurements and first metatarsophalangeal joint motion during gait. Journal of Bone & Joint Surgery 81-A, 370-376.  [PDF] Umberger BR, Nawoczenski DA & Baumhauer JF. (1999). Reliability and validity of first metatarsophalangeal joint orientation measured with an electromagnetic tracking device. Clinical Biomechanics 14, 74-76.  [PDF] Umberger BR, Scheuchenzuber HJ & Manos TM. (1998). Differences in power output during cycling at different seat tube angles. Journal of Human Movement Studies 35, 1-36.  [PDF] Umberger BR. (1998). Mechanics of the vertical jump and two-joint muscles: implications for training. Strength and Conditioning Journal 20, 70-74.  [PDF]
Locomotion Research Group
Locomotion Research Group Department of Kinesiology University of Massachusetts 30 Eastman Lane Amherst, MA 01003-9258 Phone: 413-545-1436 Fax: 413-545-2906
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