Publications
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(* indicates joint first or joint last authorship)

Pre-prints: 
  1. K Farrell, A Lak*, A B Saleem*, Midbrain dopamine neurons provide teaching signals for goal-directed navigation. bioRxiv Feb 2021.

Peer-reviewed Publications: 
  1. Moss M, Zatka-Haas P, Harris KD, Carandini M, Lak A, ​Dopamine axons in dorsal striatum encode contralateral visual stimuli and choices. Journal of Neuroscience, 2021. 
  2. Masset P, Ott T, Lak A, Hirokawa J, Kepecs A, Behavior- and modality-general representation of confidence in orbitofrontal cortex. Cell, 2020.
  3. Lak A, Hueske E, Hirokawa J, Masset P, Ott T, Urai AE, Donner TH, Carandini M, Tonegawa S, Uchida N, Kepecs A, Reinforcement biases subsequent perceptual decisions when confidence is low, a widespread behavioral phenomenon. eLife, 2020. 
  4. Lak A, Okun M, Moss M, Gurnani H, Farrell K, Wells MJ, Bai Reddy C, Kepecs A, Harris KD, Carandini M, Dopaminergic and Prefrontal Basis of Learning from Sensory Confidence and Reward Value. Neuron, 2020. See Preview by Stolyarova and Wikenheiser at Neuron.
  5. Okun M, Steinmetz NA, Lak A, Dervinis M, Harris KD, Distinct Structure of Cortical Population Activity on Fast and Infraslow Timescales. Cerebral Cortex, 2019.
  6. Burgess CP*, Lak A*, Steinmetz NA*, Zatka-Haas P*, Reddy CB, Jacobs EAK, Linden JF, Paton JJ, Ranson A, Schroder S, Soares S, Wells MJ, Wool LE, Harris KD, Carandini M, High-yield methods for accurate two-alternative visual psychophysics in head-fixed mice. Cell Reports, 2017.
  7. Lak A, Nomoto K, Keramati M, Sakagami M, Kepecs A, Midbrain dopamine neurons signal belief in choice accuracy during a perceptual decision. Current Biology, 2017.
  8. Lak A, Stauffer WR, Schultz W, Dopamine neurons learn relative chosen value from probabilistic rewards. eLife, 2016.
  9. Stauffer WR, Lak A, Yang A, Borel M, Paulsen O, Boyden E, Schultz W, Dopamine neuron-specific optogenetic stimulation in Rhesus macaques. Cell, 2016.
  10. Okun M, Lak A, Carandini M, Harris KD, Long term recordings with immobile silicon probes in the mouse cortex. PLOS ONE, 2016.
  11. Stauffer WR, Lak A, Bossaerts P, Schultz W, Economic choices reveal probability distortion in macaque monkeys. Journal of Neuroscience, 2015.
  12. Lak A, Costa GM, Romberg E, Koulakov A, Mainen ZF, Kepecs A, Orbitofrontal cortex is required for optimal waiting based on decision confidence. Neuron, 2014.
  13. Stauffer WR*, Lak A*, Schultz W, Dopamine reward prediction error responses reflect marginal utility. Current Biology, 2014.
  14. Lak A*, Stauffer WR*, Schultz W, Dopamine prediction error responses integrate subjective value from different reward dimensions. Proceedings of the National Academy of Sciences of the United States of America (PNAS), 2014.
  15. Omrani M*, Lak A*, Diamond ME, Learning not to feel: reshaping the resolution of tactile perception. Frontiers in Systems Neuroscience, 2013.
  16. Sperandio I, Lak A, and Goodale MA, Afterimage size is modulated by size-contrast illusions. Journal of Vision, 2012.
  17. Lak A, Arabzadeh E, Harris JA, Diamond ME, Correlated physiological and perceptual effects of noise in a tactile stimulus. Proceedings of the National Academy of Sciences of the United States of America (PNAS), 2010.
  18. Lak A, Attention during adaptation weakens negative afterimages of perceptually color-spread surfaces. Canadian Journal of Experimental Psychology, 2008.
  19. Lak A, Arabzadeh E, Diamond ME, Enhanced response of neurons in rat somatosensory cortex to stimuli containing temporal noise. Cerebral Cortex, 2008.

Reviews and Commentaries:
  1. Schultz W, Stauffer WR, Lak A, Pastor-Bernier A, Smarter than humans: rationality reflected in primate neuronal reward signals. Current Opinion in Behavioral Sciences, 2021.
  2. Butt SJB, Lak A, The Spineless Origins of Prefrontal Cortex Dysfunction and Psychiatric Disorders. Neuron, 2020, 
  3. Schultz W, Stauffer WR, Lak A, The phasic dopamine signal maturing: from reward via behavioural activation to formal economic utility. Current Opinion in Neurobiology, 2017.
  4. Stauffer WR, Lak A, Kobayashi S, Schultz W, Components and characteristics of the dopamine reward utility signal. Journal of Comparative Neurology, 2016.
  5. Lak A, Stauffer WR, A role for orbitofrontal neurons in risky decisions. Journal of Neuroscience, 2015.​ ​
© Armin Lak 2019. ALL RIGHTS RESERVED.