Norman E. Spear

12.9k total citations · 2 hit papers
346 papers, 10.8k citations indexed

About

Norman E. Spear is a scholar working on Cellular and Molecular Neuroscience, Cognitive Neuroscience and Social Psychology. According to data from OpenAlex, Norman E. Spear has authored 346 papers receiving a total of 10.8k indexed citations (citations by other indexed papers that have themselves been cited), including 126 papers in Cellular and Molecular Neuroscience, 113 papers in Cognitive Neuroscience and 83 papers in Social Psychology. Recurrent topics in Norman E. Spear's work include Memory and Neural Mechanisms (96 papers), Neuroendocrine regulation and behavior (82 papers) and Prenatal Substance Exposure Effects (75 papers). Norman E. Spear is often cited by papers focused on Memory and Neural Mechanisms (96 papers), Neuroendocrine regulation and behavior (82 papers) and Prenatal Substance Exposure Effects (75 papers). Norman E. Spear collaborates with scholars based in United States, Argentina and Netherlands. Norman E. Spear's co-authors include Juan Carlos Molina, Ralph R. Miller, Linda P. Spear, Elena I. Varlinskaya, Ricardo Marcos Pautassi, Byron A. Campbell, Michael E. Nizhnikov, Paula Abate, David Kucharski and Heather Hoffmann and has published in prestigious journals such as Science, Psychological Review and Annual Review of Psychology.

In The Last Decade

Norman E. Spear

345 papers receiving 10.2k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Information processing in animals : conditioned inhibition

1985 543 citations Ralph R. Miller, Norman E. Spear profile →
The Processing of Memories: Forgetting and Retention

1980 396 citations Ralph R. Miller, Norman E. Spear profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Norman E. Spear United States	50	4.4k	4.2k	2.9k	2.6k	2.1k	346	10.8k
Jerry W. Rudy United States	67	7.1k 1.6×	9.2k 2.2×	2.4k 0.8×	605 0.2×	4.4k 2.1×	171	14.7k
Byron A. Campbell United States	42	2.6k 0.6×	3.1k 0.7×	1.9k 0.7×	356 0.1×	1.7k 0.8×	143	7.6k
John C. Crabbe United States	73	12.3k 2.8×	3.1k 0.7×	2.1k 0.7×	571 0.2×	2.6k 1.2×	375	20.9k
Jane Stewart Canada	69	13.4k 3.0×	5.4k 1.3×	3.8k 1.3×	449 0.2×	3.9k 1.9×	227	20.0k
Joram Feldon Switzerland	91	12.8k 2.9×	9.8k 2.3×	8.0k 2.8×	2.1k 0.8×	8.5k 4.0×	419	29.1k
David Braff United States	79	9.0k 2.1×	10.5k 2.5×	2.2k 0.8×	342 0.1×	1.5k 0.7×	231	23.6k
Carsten T. Wotjak Germany	66	5.5k 1.3×	3.3k 0.8×	3.9k 1.4×	602 0.2×	3.8k 1.8×	182	13.7k
William P. Smotherman United States	41	837 0.2×	694 0.2×	2.6k 0.9×	1.6k 0.6×	934 0.4×	178	5.3k
Neal R. Swerdlow United States	78	13.6k 3.1×	9.0k 2.1×	2.8k 1.0×	398 0.2×	2.5k 1.2×	321	24.6k
David S. Olton United States	55	7.5k 1.7×	9.8k 2.3×	1.4k 0.5×	341 0.1×	2.0k 1.0×	128	13.7k

Countries citing papers authored by Norman E. Spear

Since Specialization

Citations

This map shows the geographic impact of Norman E. Spear's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Norman E. Spear with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Norman E. Spear more than expected).

Fields of papers citing papers by Norman E. Spear

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Norman E. Spear. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Norman E. Spear. The network helps show where Norman E. Spear may publish in the future.

Co-authorship network of co-authors of Norman E. Spear

This figure shows the co-authorship network connecting the top 25 collaborators of Norman E. Spear. A scholar is included among the top collaborators of Norman E. Spear based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Norman E. Spear. Norman E. Spear is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Nizhnikov, Michael E., et al.. (2013). Central effects of ethanol interact with endogenous mu-opioid activity to control isolation-induced analgesia in maternally separated infant rats. Behavioural Brain Research. 260. 119–130. 5 indexed citations

Spear, Norman E., et al.. (2012). Chronic tolerance to the locomotor stimulating effect of ethanol in preweanling rats as a function of social stress. Alcohol. 46(3). 245–252. 12 indexed citations

Nizhnikov, Michael E., Elena I. Varlinskaya, & Norman E. Spear. (2009). Las propiedades de refuerzo central del etanol están mediadas por sistemas de opiáceos endógenos: efectos de los antagonistas de los opiáceos Mu y Kappa. Revista Argentina de Ciencias del Comportamiento. 1–12. 2 indexed citations

Chotro, M. Gabriela, Carlos F. Arias, & Norman E. Spear. (2009). Binge ethanol exposure in late gestation induces ethanol aversion in the dam but enhances ethanol intake in the offspring and affects their postnatal learning about ethanol. Alcohol. 43(6). 453–463. 15 indexed citations

Molina, Juan Carlos, et al.. (2009). Ethanol-mediated aversive learning as a function of locomotor activity in a novel environment in infant Sprague-Dawley rats. Pharmacology Biochemistry and Behavior. 92(4). 621–628. 14 indexed citations

Spear, Norman E., et al.. (2008). Olfactory learning in the rat neonate soon after birth. Developmental Psychobiology. 50(6). 554–565. 23 indexed citations

Molina, Juan Carlos, Norman E. Spear, Linda P. Spear, Julie A. Mennella, & Michael J. Lewis. (2007). The International Society for Developmental Psychobiology 39th Annual Meeting Symposium: Alcohol and Development: Beyond fetal alcohol syndrome. Developmental Psychobiology. 49(3). 227–242. 41 indexed citations

Molina, Juan Carlos, Ricardo Marcos Pautassi, Eric Truxell, & Norman E. Spear. (2007). Differential motivational properties of ethanol during early ontogeny as a function of dose and postadministration time. Alcohol. 41(1). 41–55. 58 indexed citations

Nizhnikov, Michael E., Juan Carlos Molina, Elena I. Varlinskaya, & Norman E. Spear. (2006). Prenatal Ethanol Exposure Increases Ethanol Reinforcement in Neonatal Rats. Alcoholism Clinical and Experimental Research. 30(1). 34–45. 52 indexed citations

10.

Spear, Norman E., et al.. (2003). Adolescent rats discriminate a mild state of ethanol intoxication likely to act as an appetitive unconditioned stimulus. Alcohol. 30(1). 45–60. 21 indexed citations

11.

Jagielo, Joyce A., et al.. (2003). Ontogenetic differences in the expression of conditioned visual aversions. Developmental Psychobiology. 42(2). 123–130. 2 indexed citations

12.

Varlinskaya, Elena I., Linda P. Spear, & Norman E. Spear. (1999). Social Behavior and Social Motivation in Adolescent Rats. Physiology & Behavior. 67(4). 475–482. 170 indexed citations

13.

Polachek, Solomon W., et al.. (1998). The Effects of Price Changes on Alcohol Consumption in Alcohol-Experienced Rats. National Bureau of Economic Research. 75–102. 2 indexed citations

14.

Dominguez, Hector D., et al.. (1993). Operant responding controlled by milk or milk contaminated with alcohol as positive reinforcers in infant rats. Pharmacology Biochemistry and Behavior. 44(2). 403–409. 29 indexed citations

15.

Mellon, Robert C., Philipp J. Kraemer, & Norman E. Spear. (1991). Development of intersensory function: Age-related differences in stimulus selection of multimodal compounds in rats as revealed by Pavlovian conditioning.. Journal of Experimental Psychology Animal Behavior Processes. 17(4). 448–464. 31 indexed citations

16.

Spear, Norman E., James S. Miller, & Joyce A. Jagielo. (1990). Animal Memory and Learning. Annual Review of Psychology. 41(1). 169–211. 82 indexed citations

17.

Heyser, Charles J., et al.. (1990). Prenatal cocaine exposure induces deficits in Pavlovian conditioning and sensory preconditioning among infant rat pups.. Behavioral Neuroscience. 104(6). 955–963. 92 indexed citations

18.

Spear, Linda P., et al.. (1988). Neurobehavioral teratogenic effects of prenatal exposure to cocaine. Birth Defects Research. 37(5). 517. 7 indexed citations

19.

Harré, Rom, Roger Lamb, Dennis Gath, Linda P. Spear, & Norman E. Spear. (1986). The dictionary of physiological and clinical psychology. Blackwell eBooks. 7 indexed citations

20.

Miller, Ralph R. & Norman E. Spear. (1985). Information processing in animals : conditioned inhibition. 543 indexed citations breakdown →

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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