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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2008 1
2009 1
2010 2
2011 1
2012 2
2013 4
2014 6
2015 7
2016 4
2017 3
2018 4
2019 9
2020 5
2021 6
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Page 1
Problem solving flexibility across early development.
Hopper LM, Jacobson SL, Howard LH. Hopper LM, et al. J Exp Child Psychol. 2020 Dec;200:104966. doi: 10.1016/j.jecp.2020.104966. Epub 2020 Aug 26. J Exp Child Psychol. 2020. PMID: 32860967 Free PMC article.
Establishing an infrastructure for collaboration in primate cognition research.
Many Primates, Altschul DM, Beran MJ, Bohn M, Call J, DeTroy S, Duguid SJ, Egelkamp CL, Fichtel C, Fischer J, Flessert M, Hanus D, Haun DBM, Haux LM, Hernandez-Aguilar RA, Herrmann E, Hopper LM, Joly M, Kano F, Keupp S, Melis AP, Motes Rodrigo A, Ross SR, Sánchez-Amaro A, Sato Y, Schmitt V, Schweinfurth MK, Seed AM, Taylor D, Völter CJ, Warren E, Watzek J. Many Primates, et al. Among authors: hopper lm. PLoS One. 2019 Oct 24;14(10):e0223675. doi: 10.1371/journal.pone.0223675. eCollection 2019. PLoS One. 2019. PMID: 31648222 Free PMC article.
A unique zoo-sanctuary collaboration for chimpanzees.
Ross SR, Hansen BK, Hopper LM, Fultz A. Ross SR, et al. Among authors: hopper lm. Am J Primatol. 2019 May;81(5):e22941. doi: 10.1002/ajp.22941. Epub 2019 Jan 3. Am J Primatol. 2019. PMID: 30604886 No abstract available.
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