Gregory Russell Samanez-Larkin

Gregory Russell Samanez-Larkin
Scholar In Residence of Psychology and Neuroscience

Current Appointments and Affiliations

Scholar In Residence of Psychology and Neuroscience, Psychology and Neuroscience, Trinity College of Arts & Sciences 2016

Contact Information

g.samanezlarkin@duke.edu

Background
Education, Training, and Certifications
- Ph.D., Stanford University 2010
- M.A., Stanford University 2008
Publications and Artistic Works
Selected Publications
- Book Sections
  - Samanez-Larkin, GR. (2015, February 23). Chapter 3 - Decision Neuroscience and Aging. In Aging and Decision Making: Empirical and Applied Perspectives (pp. 41-60). Full Text
  - Sofia Beas, B, Setlow, B, Samanez-Larkin, GR, & Bizon, JL. (2015, February 23). Chapter 2 - Modeling Cost-Benefit Decision Making in Aged Rodents. In Aging and Decision Making: Empirical and Applied Perspectives (pp. 17-40). Full Text
  - Samanez-Larkin, GR, Hagen, TA, & Weiner, DJ. (2014, April 1). Financial decision making across adulthood. In The Psychological Science of Money (pp. 121-135). Full Text
  - Knutson, B, & Samanez-Larkin, GR. (2013, January 24). Brain, Decision, and Debt. In A Debtor World: Interdisciplinary Perspectives on Debt. Full Text
- Journal Articles
  - Hosking, JG, Kastman, EK, Dorfman, HM, Samanez-Larkin, GR, Baskin-Sommers, A, Kiehl, KA, Newman, JP, & Buckholtz, JW. (2017, July). Disrupted Prefrontal Regulation of Striatal Subjective Value Signals in Psychopathy. Neuron , 95 (1), 221-231.e4. Full Text
  - Karrer, TM, Josef, AK, Mata, R, Morris, ED, & Samanez-Larkin, GR. (2017, May 12). Reduced dopamine receptors and transporters but not synthesis capacity in normal aging adults: a meta-analysis. Neurobiology of aging , 57 , 36-46. Full Text
  - Dang, LC, Castrellon, JJ, Perkins, SF, Le, NT, Cowan, RL, Zald, DH, & Samanez-Larkin, GR. (2017, March). Reduced effects of age on dopamine D2 receptor levels in physically active adults. NeuroImage , 148 , 123-129. Full Text
  - Löckenhoff, CE, Rutt, JL, Samanez-Larkin, GR, O'Donoghue, T, Reyna, VF, & Ganzel, B. (2016, December). Dread sensitivity in decisions about real and imagined electrical shocks does not vary by age. Psychology and aging , 31 (8), 890-901. Full Text
  - Seaman, KL, Gorlick, MA, Vekaria, KM, Hsu, M, Zald, DH, & Samanez-Larkin, GR. (2016, November). Adult age differences in decision making across domains: Increased discounting of social and health-related rewards. Psychology and aging , 31 (7), 737-746. Full Text
  - Dang, LC, Samanez-Larkin, GR, Castrellon, JJ, Perkins, SF, Cowan, RL, & Zald, DH. (2016, September). Associations between dopamine D2 receptor availability and BMI depend on age. NeuroImage , 138 , 176-183. Full Text
  - Josef, AK, Richter, D, Samanez-Larkin, GR, Wagner, GG, Hertwig, R, & Mata, R. (2016, September). Stability and change in risk-taking propensity across the adult life span. Journal of personality and social psychology , 111 (3), 430-450. Full Text
  - Dang, LC, Samanez-Larkin, GR, Young, JS, Cowan, RL, Kessler, RM, & Zald, DH. (2016, January). Caudate asymmetry is related to attentional impulsivity and an objective measure of ADHD-like attentional problems in healthy adults. Brain structure & function , 221 (1), 277-286. Full Text
  - Kline, RL, Zhang, S, Farr, OM, Hu, S, Zaborszky, L, Samanez-Larkin, GR, & Li, C-SR. (2016, January). The Effects of Methylphenidate on Resting-State Functional Connectivity of the Basal Nucleus of Meynert, Locus Coeruleus, and Ventral Tegmental Area in Healthy Adults. Frontiers in human neuroscience , 10 , 149-. Full Text
  - Leong, JK, Pestilli, F, Wu, CC, Samanez-Larkin, GR, & Knutson, B. (2016, January). White-Matter Tract Connecting Anterior Insula to Nucleus Accumbens Correlates with Reduced Preference for Positively Skewed Gambles. Neuron , 89 (1), 63-69. Full Text
  - Samanez-Larkin, GR, & Knutson, B. (2015, May). Decision making in the ageing brain: changes in affective and motivational circuits. Nature reviews. Neuroscience , 16 (5), 278-289. (Review) Full Text
  - Braver, TS, Krug, MK, Chiew, KS, Kool, W, Westbrook, JA, Clement, NJ, Adcock, RA, Barch, DM, Botvinick, MM, Carver, CS, Cools, R, Custers, R, Dickinson, A, Dweck, CS, Fishbach, A, Gollwitzer, PM, Hess, TM, Isaacowitz, DM, Mather, M, Murayama, K, Pessoa, L, Samanez-Larkin, GR, & Somerville, LH. (2014, June). Mechanisms of motivation-cognition interaction: challenges and opportunities. Cognitive, affective & behavioral neuroscience , 14 (2), 443-472. (Review) Full Text
  - Samanez-Larkin, GR, Worthy, DA, Mata, R, McClure, SM, & Knutson, B. (2014, June). Adult age differences in frontostriatal representation of prediction error but not reward outcome. Cognitive, affective & behavioral neuroscience , 14 (2), 672-682. Full Text Open Access Copy
  - Benningfield, MM, Blackford, JU, Ellsworth, ME, Samanez-Larkin, GR, Martin, PR, Cowan, RL, & Zald, DH. (2014, January). Caudate responses to reward anticipation associated with delay discounting behavior in healthy youth. Developmental cognitive neuroscience , 7 , 43-52. Full Text
  - Wu, CC, Samanez-Larkin, GR, Katovich, K, & Knutson, B. (2014, January). Affective traits link to reliable neural markers of incentive anticipation. NeuroImage , 84 , 279-289. Full Text
  - Hills, TT, Mata, R, Wilke, A, & Samanez-Larkin, GR. (2013, December). Mechanisms of age-related decline in memory search across the adult life span. Developmental psychology , 49 (12), 2396-2404. Full Text
  - Samanez-Larkin, GR, Buckholtz, JW, Cowan, RL, Woodward, ND, Li, R, Ansari, MS, Arrington, CM, Baldwin, RM, Smith, CE, Treadway, MT, Kessler, RM, & Zald, DH. (2013, July). A thalamocorticostriatal dopamine network for psychostimulant-enhanced human cognitive flexibility. Biological psychiatry , 74 (2), 99-105. Full Text
  - Samanez-Larkin, GR. (2013, June). Financial Decision Making and the Aging Brain. APS observer , 26 (5), 30-33.
  - Garrett, DD, Samanez-Larkin, GR, MacDonald, SWS, Lindenberger, U, McIntosh, AR, & Grady, CL. (2013, May). Moment-to-moment brain signal variability: a next frontier in human brain mapping?. Neuroscience and biobehavioral reviews , 37 (4), 610-624. (Review) Full Text
  - Kuhnen, CM, Samanez-Larkin, GR, & Knutson, B. (2013, January 30). Serotonergic genotypes, neuroticism, and financial choices. PloS one , 8 (1), e54632-. Full Text
  - Samanez-Larkin, GR, Li, S-C, & Ridderinkhof, KR. (2013, January). Complementary approaches to the study of decision making across the adult life span. Frontiers in neuroscience , 7 , 243-. Full Text
  - Samanez-Larkin, GR, Levens, SM, Perry, LM, Dougherty, RF, & Knutson, B. (2012, April). Frontostriatal white matter integrity mediates adult age differences in probabilistic reward learning. The Journal of neuroscience : the official journal of the Society for Neuroscience , 32 (15), 5333-5337. Full Text
  - Mata, R, Josef, AK, Samanez-Larkin, GR, & Hertwig, R. (2011, October). Age differences in risky choice: a meta-analysis. Annals of the New York Academy of Sciences , 1235 , 18-29. Full Text
  - Samanez-Larkin, GR. (2011, October). Introduction to decision making over the life span. Annals of the New York Academy of Sciences , 1235 , v-vi. Full Text
  - Samanez-Larkin, GR, Wagner, AD, & Knutson, B. (2011, April). Expected value information improves financial risk taking across the adult life span. Social cognitive and affective neuroscience , 6 (2), 207-217. Full Text
  - Carstensen, LL, Turan, B, Scheibe, S, Ram, N, Ersner-Hershfield, H, Samanez-Larkin, GR, Brooks, KP, & Nesselroade, JR. (2011, March). Emotional experience improves with age: evidence based on over 10 years of experience sampling. Psychology and aging , 26 (1), 21-33. Full Text
  - Knutson, B, Samanez-Larkin, GR, & Kuhnen, CM. (2011, January). Gain and loss learning differentially contribute to life financial outcomes. PloS one , 6 (9), e24390-. Full Text
  - Samanez-Larkin, GR, Mata, R, Radu, PT, Ballard, IC, Carstensen, LL, & McClure, SM. (2011, January). Age Differences in Striatal Delay Sensitivity during Intertemporal Choice in Healthy Adults. Frontiers in neuroscience , 5 , 126-. Full Text Open Access Copy
  - Samanez-Larkin, GR, Kuhnen, CM, Yoo, DJ, & Knutson, B. (2010, January). Variability in nucleus accumbens activity mediates age-related suboptimal financial risk taking. The Journal of neuroscience : the official journal of the Society for Neuroscience , 30 (4), 1426-1434. Full Text
  - Kwon, Y, Scheibe, S, Samanez-Larkin, GR, Tsai, JL, & Carstensen, LL. (2009, September). Replicating the positivity effect in picture memory in Koreans: evidence for cross-cultural generalizability. Psychology and aging , 24 (3), 748-754. Full Text
  - Samanez-Larkin, GR, Robertson, ER, Mikels, JA, Carstensen, LL, & Gotlib, IH. (2009, September). Selective attention to emotion in the aging brain. Psychology and aging , 24 (3), 519-529. Full Text
  - Ersner-Hershfield, H, Garton, MT, Ballard, K, Samanez-Larkin, GR, & Knutson, B. (2009, June). Don't stop thinking about tomorrow: Individual differences in future self-continuity account for saving. Judgment and decision making , 4 (4), 280-286.
  - Samanez-Larkin, GR, & D'Esposito, M. (2008, September). Group comparisons: imaging the aging brain. Social cognitive and affective neuroscience , 3 (3), 290-297. (Review) Full Text
  - Samanez-Larkin, GR, Hollon, NG, Carstensen, LL, & Knutson, B. (2008, April). Individual differences in insular sensitivity during loss anticipation predict avoidance learning. Psychological science , 19 (4), 320-323. Full Text
  - Samanez Larkin, GR, Gibbs, SEB, Khanna, K, Nielsen, L, Carstensen, LL, & Knutson, B. (2007, September 1). Erratum: Anticipation of monetary gain but not loss in healthy older adults (Nature Neuroscience (2007) 10, (787-791)). Nature Neuroscience , 10 (9), 1222-. Full Text
  - Samanez-Larkin, GR, Gibbs, SEB, Khanna, K, Nielsen, L, Carstensen, LL, & Knutson, B. (2007, June). Anticipation of monetary gain but not loss in healthy older adults. Nature neuroscience , 10 (6), 787-791. Full Text
  - Mikels, JA, Fredrickson, BL, Larkin, GR, Lindberg, CM, Maglio, SJ, & Reuter-Lorenz, PA. (2005, November). Emotional category data on images from the International Affective Picture System. Behavior research methods , 37 (4), 626-630. Full Text
  - Mikels, JA, Larkin, GR, Reuter-Lorenz, PA, & Carstensen, LL. (2005). Divergent trajectories in the aging mind: Changes in working memory for affective versus visual information with age. Psychology and Aging , 20 (4), 542-553. Full Text
  - Fredrickson, BL, Tugade, MM, Waugh, CE, & Larkin, GR. (2003, February). What good are positive emotions in crises? A prospective study of resilience and emotions following the terrorist attacks on the United States on September 11th, 2001. Journal of personality and social psychology , 84 (2), 365-376. Full Text
Teaching and Mentoring
Recent Courses
- NEUROSCI 462S: Neuroscience Applications for Everyday Decision Making (B, C, S) 2017
- PSY 462S: Neuroscience Applications for Everyday Decision Making (B, C, S) 2017

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Education, Training, and Certifications

Selected Publications

Book Sections

Journal Articles

Recent Courses