PEOPLE


Joshua Koen
Postdoctoral Researcher

Center for Vital Longevity
1600 Viceroy Drive Suite 829
Dallas, TX 75235
tel: 972-833-3377
fax: 972-883-3250


Research Interests

My research aims to understand the cognitive processes and neural substrates supporting episodic memory encoding and retrieval. I am also interested in investigating how episodic memory changes as we age.


Education

2013

Ph.D., University of California, Davis
Dissertation: Recognition Memory and Cognitive Aging
Advisor: Andrew Yonelinas, Ph.D.

2010

M.S., University of California, Davis

2007

B.S., University of Texas at Arlington
Honors Thesis: Examining the influence of correct and incorrect 'None-of-the-above' response alternatives on the positive and negative testing effects
Advisor: Timothy Odegard, Ph.D.


Publications

Koen, J.D., & Rugg, M.D. (2016). Memory Reactivation Predicts Resistance to Retroactive Interference: Evidence from Multivariate Classification and Pattern Similarity Analyses. Journal of Neuroscience, 36(15), 4389-4399.

Koen, J.D., & Yonelinas, A.P. (2016). Recollection, not familiarity, decreases in healthy ageing: converging evidence from four estimation methods. Memory, 24(1), 75-88.

Koen, J.D., & Yonelinas, A.P. (2014). The effects of healthy aging, amnestic mild cognitive impairment, and Alzheimer's disease on recollection and familiarity: a meta-analytic review. Neuropsychology Review, 24(3), 332-354.

Koen, J.D., Aly, M., Wang, W.C., & Yonelinas, A.P. (2013). Examining the causes of memory strength variability: recollection, attention failure, or encoding variability? Journal of Experimental Psychology: Learning, Memory, & Cognition, 39(6), 1726-1741.

Koen, J.D., & Yonelinas, A.P. (2013). Still no evidence for the encoding variability hypothesis: a reply to Jang, Mickes, & Wixted (2012) and Starns, Rotello, & Ratcliff (2012). Journal of Experimental Psychology: Learning, Memory, & Cognition, 39, 304-312.

Koen, J.D., & Yonelinas, A.P. (2011). From humans to rats and back again: Bridging the divide between human and animal studies of recognition memory with receiver operating characteristics. Learning & Memory, 18, 519-522.

Yonelinas, A.P., Parks, C.M., Koen, J.D., Jorgenson, J., Mendoza, S.P. (2011). The effects of post-encoding stress on recognition memory: Examining the impact of skydiving in young men and women. Stress, 14, 136-144.

Koen, J.D., & Yonelinas, A.P. (2010). Memory variability is due to the contribution of recollection and familiarity, not to encoding variability. Journal of Experimental Psychology: Learning, Memory, & Cognition, 36, 1536-1542.

Yonelinas, A.P., Aly, M., Wang, W.C., & Koen, J.D. (2010). Recollection and familiarity: Examining controversial assumptions and new directions. Hippocampus, 20, 1178-1194.

Odegard, T. N., Jenkins, K. M., & Koen, J.D. (2010). Developmental differences in the use of recognition memory rejection mechanisms. Developmental Psychology, 46, 691-698.

Odegard, T. N., Koen, J.D., & Gama, J. M. (2008). Process demands of rejection mechanisms of recognition memory. Journal of Experimental Psychology: Learning, Memory, and Cognition, 34(5), 1296-1304.

Odegard, T. N., & Koen, J.D. (2007). 'None-of-the-above' as a correct and incorrect alternative on a multiple-choice test: Implications for the testing effect. Memory, 15(8), 873-885.


Conference Presentations

Koen, J.D., Borders, A.A., Petzold, M.T., & Yonelinas, A.P. (2016, July). Medial temporal lobe damage impairs short-term memory for high resolution associations. Poster presented at the International Conference on Memory, Budapest, Hungary.

Koen, J.D., & Rugg, M.D. (2016, April). Feature selection prior to classification based MVPA: Univariate analysis is not always optimal. Poster presented at the 23rd annual meeting of the Cognitive Neuroscience Society, New York, NY.

Koen, J.D., & Rugg, M.D. (2015, March). Specific and general memory reactivation helps overcome retroactive interference in the AB/AC paradigm. Poster presented at the 22nd annual meeting of the Cognitive Neuroscience Society, San Francisco, CA.

Koen, J.D., & Rugg, M.D. (2014, November). Neural correlates during memory encoding associated with resistance to retroactive interference. Poster presented at the 44th Annual Meeting of the Society for Neuroscience, Washington, DC.

Koen, J.D., & Yonelinas, A.P. (2013, April). Recollection and familiarity declines in healthy aging, aMCI, and AD. Poster presented at the 20th annual meeting of the Cognitive Neuroscience Society, San Francisco, CA.

Leitman, D.I., Yonelinas, A.P., Chan, C., Koen, J.D., Brensinge, C.M., Hansen, J., Richard, J., Calkins, M.E., Gur, R. E., & Gur, R. C. (2012, May). Remembrance of things past: The role of item familiarity and recollection of circumstance in schizophrenia delayed recall memory performance. Poster presented at the 67th Annual Meeting of the Society of Biological Psychiatry, Philadelphia, PA.

Koen, J.D., Aly, M., Wang, W.C., Kroll, N.E.A., & Yonelinas, A.P. (2011, November). The necessity of theoretical validity in signal-detection models of recognition memory. Poster presented at the 52nd annual meeting of the Psychonomic Society, Seattle, WA.

Koen, J.D., Yonelinas, A.P., Parks, C.M., Aly, M., & Ranganath, C.R. (2010, November). Medial temporal lobe contributions to encoding novel cross modal associations: An examination of temporal discontinuity. Talk presented at the 40th Annual Meeting of the Society for Neuroscience, San Diego, CA.

Cooper, C. M., Farris, E. A., Koen, J.D., Bartlett, J. C., & Odegard, T. N. (2009, May). Role of the left hippocampus and left inferior parietal network in successful recollection of names. Poster presented at the 21st Annual Convention of the Association for Psychological Science, San Francisco, CA.

Farris, E.A., Koen, J.D., Douglas, A., Wilson, M.M., Wood, H.F., & Odegard, T.N. (2009, November). Reappearance of the positive testing effect through the provision of feedback on items where none-of-the-above is the correct response. Poster presented at the 50th Annual Meeting of the Psychonomic Society, Boston, MD.

Koen, J.D., Cooper, C. M., Jenkins, K. J., Odegard, T. N., Bartlett, J. C. (2009, May). The neural correlates at encoding that predict cued-recall of associative information. Poster presented at the 21st Annual Convention of the Association for Psychological Science, San Francisco, CA.

Koen, J.D., & Yonelinas, A. P. (2009, November). Memory related increases in variance are due to recollection rather than encoding variability. Poster presented at the 50th Annual Meeting of the Psychonomic Society, Boston, MD.

Koen, J.D., & Yonelinas, A. P. (2009, August). The contribution of recollection, not encoding variability, better explains memory related increases in variance. Poster presented at the 6th Annual Bay Area Memory Meeting, San Francisco, CA.

Jenkins, K. M., Koen, J.D., & Odegard, T. N. (2008, May). Using plausibility judgments to improve recognition memory performance. Poster presented at the 20th Annual Convention of the Association for Psychological Science, Chicago, IL.

Koen, J.D., Gama, J. M., Odegard, T. N. (2008, May). Differential processing demand requirements for recollection rejection, plausibility judgments, and novelty detection. Poster presented at the 20th Annual Convention of the Association for Psychological Science, Chicago, IL.

Koen, J.D., & Odegard, T. N. (2007, March). 'None-of-the-above' as a correct alternative eliminates the testing effect. Talk presented at the Annual Celebration of Excellence by Students (ACES) at the University of Texas at Arlington, Arlington, TX.


Awards and Honors

2014

Ruth L. Kirschstein National Research Service Award (2014-2017)

2010

NSF Graduate Research Fellowship (2010-2013)

2010

Ford Foundation Predoctoral Fellowship Honorable Mention

2008

Outstanding Senior in Psychology, University of Texas at Arlington

2006

Honors College Undergraduate Research Assistantship, University of Texas at Arlington

2005

James D. McQuaid Scholarship, Delta Upsilon International Fraternity

2005

Volunteer Leaders Scholarship, University of Texas at Arlington

2003

Outstanding Freshman Scholarship (2003-2007)