Marusich, J. ., Darna, M. ., Charnigo, R. ., Dwoskin, L. ., & Bardo, M. . (2011). A multivariate assessment of individual differences in sensation seeking and impulsivity as predictors of amphetamine self-administration and prefrontal dopamine function in rats. Experimental and Clinical Psychopharmacology, 19(4), 275-84. https://doi.org/10.1037/a0023897

Gipson, C. ., Beckmann, J. ., El-Maraghi, S. ., Marusich, J. ., & Bardo, M. . (2011). Effect of environmental enrichment on escalation of cocaine self-administration in rats. Psychopharmacology, 214(2), 557-66. https://doi.org/10.1007/s00213-010-2060-z

Beckmann, J. ., Marusich, J. ., Gipson, C. ., & Bardo, M. . (2011). Novelty seeking, incentive salience and acquisition of cocaine self-administration in the rat. Behavioural Brain Research, 216(1), 159-65. https://doi.org/10.1016/j.bbr.2010.07.022 (Original work published 2011)

Marusich, J. ., Beckmann, J. ., Gipson, C. ., & Bardo, M. . (2010). Methylphenidate as a reinforcer for rats: contingent delivery and intake escalation. Experimental and Clinical Psychopharmacology, 18(3), 257-66. https://doi.org/10.1037/a0019814

Gipson, C. ., , Beckmann, J. ., Marusich, J. ., Zentall, T. ., & Bardo, M. . (2011). Social facilitation of d-amphetamine self-administration in rats. Experimental and Clinical Psychopharmacology, 19(6), 409-19. https://doi.org/10.1037/a0024682

, Marusich, J. ., Gipson, C. ., Beckmann, J. ., & Bardo, M. . (2012). High impulsivity in rats predicts amphetamine conditioned place preference. Pharmacology, Biochemistry, and Behavior, 100(3), 370-6. https://doi.org/10.1016/j.pbb.2011.07.012

Marusich, J. ., Beckmann, J. ., Gipson, C. ., & Bardo, M. . (2011). Cue effects on methylphenidate self-administration in rats. Behavioural Pharmacology, 22(7), 714-7. https://doi.org/10.1097/FBP.0b013e32834afed1

Beckmann, J. ., Gipson, C. ., Marusich, J. ., & Bardo, M. . (2012). Escalation of cocaine intake with extended access in rats: dysregulated addiction or regulated acquisition?. Psychopharmacology, 222(2), 257-67. https://doi.org/10.1007/s00213-012-2641-0

Marusich, J. ., McCuddy, W. ., Beckmann, J. ., Gipson, C. ., & Bardo, M. . (2011). Strain differences in self-administration of methylphenidate and sucrose pellets in a rat model of attention-deficit hyperactivity disorder. Behavioural Pharmacology, 22(8), 794-804. https://doi.org/10.1097/FBP.0b013e32834d623e

Gipson, C. ., Beckmann, J. ., Adams, Z. ., Marusich, J. ., Nesland, T. ., , … Bardo, M. . (2012). A translational behavioral model of mood-based impulsivity: Implications for substance abuse. Drug and Alcohol Dependence, 122(1-2), 93-9. https://doi.org/10.1016/j.drugalcdep.2011.09.014 (Original work published 2012)