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Alaa Abdalla Ahmed

TitleAssoc Director-Faculty
InstitutionUniversity of Colorado Boulder
DepartmentCollege Engineering & App Sci
Phone303/492-6063

    Collapse Research 
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    R01NS096083     (AHMED, ALAA A.)Apr 1, 2017 - Mar 31, 2022
    NIH
    Effort, reward and vigor in decision making and movement control
    Role: Principal Investigator

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Healy CM, Berniker M, Ahmed AA. Learning vs. minding: How subjective costs can mask motor learning. PLoS One. 2023; 18(3):e0282693. PMID: 36928111.
      View in: PubMed
    2. Courter RJ, Alvarez E, Enoka RM, Ahmed AA. Metabolic costs of walking and arm reaching in persons with mild multiple sclerosis. J Neurophysiol. 2023 04 01; 129(4):819-832. PMID: 36883754.
      View in: PubMed
    3. Korbisch CC, Apuan DR, Shadmehr R, Ahmed AA. Saccade vigor reflects the rise of decision variables during deliberation. Curr Biol. 2022 12 19; 32(24):5374-5381.e4. PMID: 36413989.
      View in: PubMed
    4. Shadmehr R, Ahmed AA. Movement control, decision-making, and the building of Roman roads to link them. Behav Brain Sci. 2021 09 30; 44:e138. PMID: 34588089.
      View in: PubMed
    5. Pienciak-Siewert A, Ahmed AA. Whole body adaptation to novel dynamics does not transfer between effectors. J Neurophysiol. 2021 10 01; 126(4):1345-1360. PMID: 34433001.
      View in: PubMed
    6. Summerside EM, Ahmed AA. Using metabolic energy to quantify the subjective value of physical effort. J R Soc Interface. 2021 07; 18(180):20210387. PMID: 34283943.
      View in: PubMed
    7. Sukumar S, Ahmed AA. Walking: How visual exploration informs step choice. Curr Biol. 2021 04 26; 31(8):R376-R378. PMID: 33905692.
      View in: PubMed
    8. Shadmehr R, Ahmed AA. Pr?cis of Vigor: Neuroeconomics of Movement Control. Behav Brain Sci. 2020 12 02; 44:e123. PMID: 33261698.
      View in: PubMed
    9. Yoon T, Jaleel A, Ahmed AA, Shadmehr R. Saccade vigor and the subjective economic value of visual stimuli. J Neurophysiol. 2020 06 01; 123(6):2161-2172. PMID: 32374201.
      View in: PubMed
    10. Pienciak-Siewert A, Horan DP, Ahmed AA. Role of muscle coactivation in adaptation of standing posture during arm reaching. J Neurophysiol. 2020 02 01; 123(2):529-547. PMID: 31851559.
      View in: PubMed
    11. Courter RJ, Ahmed AA. To break a habit, timing's everything. Nat Hum Behav. 2019 12; 3(12):1244-1245. PMID: 31570761.
      View in: PubMed
    12. O'Brien MK, Ahmed AA. Asymmetric valuation of gains and losses in effort-based decision making. PLoS One. 2019; 14(10):e0223268. PMID: 31613891.
      View in: PubMed
    13. Shadmehr R, Reppert TR, Summerside EM, Yoon T, Ahmed AA. Movement Vigor as a Reflection of Subjective Economic Utility. Trends Neurosci. 2019 05; 42(5):323-336. PMID: 30878152.
      View in: PubMed
    14. Hamilton LD, Mazzo MR, Petrigna L, Ahmed AA, Enoka RM. Poor estimates of motor variability are associated with longer grooved pegboard times for middle-aged and older adults. J Neurophysiol. 2019 02 01; 121(2):588-601. PMID: 30540504.
      View in: PubMed
    15. Yoon T, Geary RB, Ahmed AA, Shadmehr R. Control of movement vigor and decision making during foraging. Proc Natl Acad Sci U S A. 2018 10 30; 115(44):E10476-E10485. PMID: 30322938.
      View in: PubMed
    16. Summerside EM, Kram R, Ahmed AA. Contributions of metabolic and temporal costs to human gait selection. J R Soc Interface. 2018 06; 15(143). PMID: 29925582.
      View in: PubMed
    17. Summerside EM, Shadmehr R, Ahmed AA. Vigor of reaching movements: reward discounts the cost of effort. J Neurophysiol. 2018 06 01; 119(6):2347-2357. PMID: 29537911.
      View in: PubMed
    18. Pienciak-Siewert A, Horan DP, Ahmed AA. Trial-to-trial adaptation in control of arm reaching and standing posture. J Neurophysiol. 2016 12 01; 116(6):2936-2949. PMID: 27683888.
      View in: PubMed
    19. Shadmehr R, Huang HJ, Ahmed AA. A Representation of Effort in Decision-Making and Motor Control. Curr Biol. 2016 07 25; 26(14):1929-34. PMID: 27374338.
      View in: PubMed
    20. O'Brien MK, Ahmed AA. Rationality in Human Movement. Exerc Sport Sci Rev. 2016 Jan; 44(1):20-8. PMID: 26509481.
      View in: PubMed
    21. O'Brien MK, Ahmed AA. Threat affects risk preferences in movement decision making. Front Behav Neurosci. 2015; 9:150. PMID: 26106311.
      View in: PubMed
    22. Nikooyan AA, Ahmed AA. Reward feedback accelerates motor learning. J Neurophysiol. 2015 Jan 15; 113(2):633-46. PMID: 25355957.
      View in: PubMed
    23. Huang HJ, Ahmed AA. Reductions in muscle coactivation and metabolic cost during visuomotor adaptation. J Neurophysiol. 2014 Nov 01; 112(9):2264-74. PMID: 25098963.
      View in: PubMed
    24. O'Brien MK, Ahmed AA. Take a stand on your decisions, or take a sit: posture does not affect risk preferences in an economic task. PeerJ. 2014; 2:e475. PMID: 25083345.
      View in: PubMed
    25. Pienciak-Siewert A, Barletta AJ, Ahmed AA. Transfer of postural adaptation depends on context of prior exposure. J Neurophysiol. 2014 Apr; 111(7):1466-78. PMID: 24371293.
      View in: PubMed
    26. Wilder MH, Jones M, Ahmed AA, Curran T, Mozer MC. The persistent impact of incidental experience. Psychon Bull Rev. 2013 Dec; 20(6):1221-31. PMID: 23430793.
      View in: PubMed
    27. Huang HJ, Ahmed AA. Older adults learn less, but still reduce metabolic cost, during motor adaptation. J Neurophysiol. 2014 Jan; 111(1):135-44. PMID: 24133222.
      View in: PubMed
    28. Trent MC, Ahmed AA. Learning from the value of your mistakes: evidence for a risk-sensitive process in movement adaptation. Front Comput Neurosci. 2013; 7:118. PMID: 23986693.
      View in: PubMed
    29. O'Brien MK, Ahmed AA. Does risk-sensitivity transfer across movements? J Neurophysiol. 2013 Apr; 109(7):1866-75. PMID: 23324319.
      View in: PubMed
    30. Berniker M, O'Brien MK, Kording KP, Ahmed AA. An examination of the generalizability of motor costs. PLoS One. 2013; 8(1):e53759. PMID: 23341994.
      View in: PubMed
    31. Huang HJ, Kram R, Ahmed AA. Reduction of metabolic cost during motor learning of arm reaching dynamics. J Neurosci. 2012 Feb 08; 32(6):2182-90. PMID: 22323730.
      View in: PubMed
    32. Manista GC, Ahmed AA. Stability limits modulate whole-body motor learning. J Neurophysiol. 2012 Apr; 107(7):1952-61. PMID: 22236715.
      View in: PubMed
    33. Huang HJ, Ahmed AA. Tradeoff between stability and maneuverability during whole-body movements. PLoS One. 2011; 6(7):e21815. PMID: 21779336.
      View in: PubMed
    34. Ahmed AA, Wolpert DM. Transfer of dynamic learning across postures. J Neurophysiol. 2009 Nov; 102(5):2816-24. PMID: 19710374.
      View in: PubMed
    35. Ahmed AA, Wolpert DM, Flanagan JR. Flexible representations of dynamics are used in object manipulation. Curr Biol. 2008 May 20; 18(10):763-768. PMID: 18485709.
      View in: PubMed
    36. Ahmed AA, Ashton-Miller JA. On use of a nominal internal model to detect a loss of balance in a maximal forward reach. J Neurophysiol. 2007 Mar; 97(3):2439-47. PMID: 17251372.
      View in: PubMed
    37. Ahmed AA, Ashton-Miller JA. Effect of age on detecting a loss of balance in a seated whole-body balancing task. Clin Biomech (Bristol, Avon). 2005 Oct; 20(8):767-75. PMID: 15979218.
      View in: PubMed
    38. Ahmed AA, Ashton-Miller JA. Is a "loss of balance" a control error signal anomaly? Evidence for three-sigma failure detection in young adults. Gait Posture. 2004 Jun; 19(3):252-62. PMID: 15125914.
      View in: PubMed
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