D. Warren Spence

8.0k total citations · 2 hit papers
102 papers, 5.4k citations indexed

About

D. Warren Spence is a scholar working on Experimental and Cognitive Psychology, Cognitive Neuroscience and Endocrine and Autonomic Systems. According to data from OpenAlex, D. Warren Spence has authored 102 papers receiving a total of 5.4k indexed citations (citations by other indexed papers that have themselves been cited), including 57 papers in Experimental and Cognitive Psychology, 48 papers in Cognitive Neuroscience and 43 papers in Endocrine and Autonomic Systems. Recurrent topics in D. Warren Spence's work include Sleep and related disorders (52 papers), Sleep and Wakefulness Research (43 papers) and Circadian rhythm and melatonin (42 papers). D. Warren Spence is often cited by papers focused on Sleep and related disorders (52 papers), Sleep and Wakefulness Research (43 papers) and Circadian rhythm and melatonin (42 papers). D. Warren Spence collaborates with scholars based in Canada, United States and India. D. Warren Spence's co-authors include Seithikurippu R. Pandi‐Perumal, Daniel P. Cardinali, Gregory M. Brown, Ahmed S. BaHammam, Rüdiger Hardeland, Md Dilshad Manzar, Venkatramanujam Srinivasan, Deepa Burman, Vijay Kumar Chattu and Venkataramanujan Srinivasan and has published in prestigious journals such as SHILAP Revista de lepidopterología, Scientific Reports and Biochemical and Biophysical Research Communications.

In The Last Decade

D. Warren Spence

100 papers receiving 5.2k 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.

Melatonin—A pleiotropic, orchestrating regulator molecule

2010 648 citations Rüdiger Hardeland, Daniel P. Cardinali et al. Progress in Neurobiology profile →
The Global Problem of Insufficient Sleep and Its Serious Public Health Implications

2018 608 citations Md Dilshad Manzar, D. Warren Spence et al. Healthcare profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
D. Warren Spence Canada	38	2.2k	2.1k	1.4k	1.0k	518	102	5.4k
Kazuo Mishima Japan	37	2.3k 1.1×	2.5k 1.2×	1.9k 1.3×	885 0.9×	231 0.4×	199	5.1k
Benita Middleton United Kingdom	45	3.4k 1.6×	2.4k 1.2×	1.8k 1.3×	1.5k 1.5×	422 0.8×	113	5.9k
Xiangdong Tang China	40	1.4k 0.6×	2.1k 1.0×	2.5k 1.8×	1.1k 1.1×	567 1.1×	232	6.0k
Masako Okawa Japan	46	2.6k 1.2×	3.8k 1.8×	3.0k 2.1×	973 1.0×	856 1.7×	150	7.7k
Marcellino Monda Italy	41	1.3k 0.6×	659 0.3×	1.2k 0.9×	1.9k 1.8×	993 1.9×	272	6.7k
Christian Benedict Sweden	52	2.6k 1.2×	2.3k 1.1×	1.9k 1.3×	3.0k 3.0×	1.2k 2.3×	178	9.1k
Klaus Wiedemann Germany	48	1.0k 0.5×	930 0.4×	953 0.7×	805 0.8×	706 1.4×	288	7.1k
Eric Murillo‐Rodríguez Mexico	34	854 0.4×	965 0.5×	1.8k 1.3×	546 0.5×	442 0.9×	138	4.6k
Heon‐Jeong Lee South Korea	42	838 0.4×	1.3k 0.6×	975 0.7×	480 0.5×	677 1.3×	259	5.6k
Amnon Brzezinski Israel	31	1.9k 0.9×	767 0.4×	663 0.5×	691 0.7×	473 0.9×	87	4.7k

Countries citing papers authored by D. Warren Spence

Since Specialization

Citations

This map shows the geographic impact of D. Warren Spence'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 D. Warren Spence with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites D. Warren Spence more than expected).

Fields of papers citing papers by D. Warren Spence

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by D. Warren Spence. 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 D. Warren Spence. The network helps show where D. Warren Spence may publish in the future.

Co-authorship network of co-authors of D. Warren Spence

This figure shows the co-authorship network connecting the top 25 collaborators of D. Warren Spence. A scholar is included among the top collaborators of D. Warren Spence 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 D. Warren Spence. D. Warren Spence is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Pandi‐Perumal, Seithikurippu R., et al.. (2025). Cross‐Kingdom Genomic Conservation of Putative Human Sleep‐Related Genes: Phylogenomic Evidence From Chlamydomonas reinhardtii. Journal of Cellular Biochemistry. 126(4). e70030–e70030. 1 indexed citations

Pandi‐Perumal, Seithikurippu R., Konda Mani Saravanan, Sayan Paul, D. Warren Spence, & Saravana Babu Chidambaram. (2025). Studying sleep orthologs in Epsilonproteobacteria through an evolutionary lens: investigating sleep mysteries through phylogenomics. World Journal of Microbiology and Biotechnology. 41(5). 154–154. 1 indexed citations

Saravanan, Konda Mani, Seithikurippu R. Pandi‐Perumal, D. Warren Spence, & Saravana Babu Chidambaram. (2025). What Function Does Sleep Serve? Inferring the Basic Elements of Sleep Using Comparative Genomics and Phylogenomics. Sleep and Vigilance. 9(2). 159–171.

Pandi‐Perumal, Seithikurippu R., Konda Mani Saravanan, Sayan Paul, D. Warren Spence, & Saravana Babu Chidambaram. (2024). Unraveling the Mysteries of Sleep: Exploring Phylogenomic Sleep Signals in the Recently Characterized Archaeal Phylum Lokiarchaeota near Loki’s Castle. International Journal of Molecular Sciences. 26(1). 60–60. 2 indexed citations

Kumar, Sunil, Md Dilshad Manzar, Ahmad H. Alghadir, et al.. (2024). Exploring the Mediating Role of Sleep Deficit-Related Functional Status in Subacute Stroke Survivors. Medicina. 60(3). 422–422. 1 indexed citations

Spence, D. Warren, et al.. (2023). A search for the missing baryons with X-ray absorption lines towards the blazar 1ES 1553+113. Monthly Notices of the Royal Astronomical Society. 523(2). 2329–2350. 4 indexed citations

Pandi‐Perumal, Seithikurippu R., et al.. (2022). The Origin and Clinical Relevance of Yoga Nidra. Sleep and Vigilance. 6(1). 61–84. 29 indexed citations

Manzar, Md Dilshad, et al.. (2022). Can sleep proﬁles predict autistic traits in siblings of children with autism spectrum disorder?. PubMed Central. 14(3). 214–223. 1 indexed citations

Sirajudeen, Mohamed Sherif, Md Dilshad Manzar, Msaad Alzhrani, et al.. (2020). Psychometric Properties of the Athens Insomnia Scale in Occupational Computer Users. Healthcare. 8(2). 89–89. 13 indexed citations

10.

Manzar, Md Dilshad, Majumi M. Noohu, Salahuddin Mohammed, et al.. (2020). <p>Insomnia Symptoms and Their Association with Anxiety and Poor Sleep Hygiene Practices Among Ethiopian University Students</p>. Nature and Science of Sleep. Volume 12. 575–582. 21 indexed citations

11.

Manzar, Md Dilshad, Ahmed S. BaHammam, D. Warren Spence, et al.. (2018). Dimensionality of the Pittsburgh Sleep Quality Index: a systematic review. Health and Quality of Life Outcomes. 16(1). 89–89. 145 indexed citations

12.

Gupta, Ravi, D. Warren Spence, Ahmed S. BaHammam, et al.. (2014). When insomnia is not just insomnia: The deeper correlates of disturbed sleep with reference to DSM-5. Asian Journal of Psychiatry. 12. 23–30. 16 indexed citations

13.

Ramanujam, Karthikeyan, G. Marimuthu, Ahmed S. BaHammam, et al.. (2013). Per3 length polymorphism in patients with type 2 diabetes mellitus. Hormone Molecular Biology and Clinical Investigation. 18(3). 145–149. 18 indexed citations

14.

Brzezinski, Amnon, et al.. (2011). Melatonin agonists in primary insomnia and depression-associated insomnia: Are they superior to sedative-hypnotics?. Progress in Neuro-Psychopharmacology and Biological Psychiatry. 35(4). 913–923. 51 indexed citations

15.

Verster, Joris C., D. Warren Spence, Azmeh Shahid, Seithikurippu R. Pandi‐Perumal, & Thomas Roth. (2011). Zopiclone as Positive Control in Studies Examining the Residual Effects of Hypnotic Drugs on Driving Ability. Current Drug Safety. 6(4). 209–218. 28 indexed citations

16.

Bharti, Vijay K., Rakesh K. Srivastava, Jitendra K. Malik, et al.. (2011). Evaluation of blood antioxidant defense and apoptosis in peripheral lymphocytes on exogenous administration of pineal proteins and melatonin in rats. Journal of Physiology and Biochemistry. 68(2). 237–245. 3 indexed citations

17.

Pandi‐Perumal, Seithikurippu R., Adam Moscovitch, Venkatramanujam Srinivasan, et al.. (2009). Bidirectional communication between sleep and circadian rhythms and its implications for depression: Lessons from agomelatine. Progress in Neurobiology. 88(4). 264–271. 103 indexed citations

18.

Pandi‐Perumal, Seithikurippu R., Ilya Trakht, Venkataramanujan Srinivasan, et al.. (2008). The effect of melatonergic and non-melatonergic antidepressants on sleep: weighing the alternatives. The World Journal of Biological Psychiatry. 10(4-2). 342–354. 20 indexed citations

19.

Spence, D. Warren. (1987). Heterocystless mutants of Anabaena PCC7120 with nitrogenase activity. FEMS Microbiology Letters. 40(1). 119–122. 2 indexed citations

20.

Spence, D. Warren & W. D. P. Stewart. (1987). Heterocystless mutants ofAnabaenaPCC7120 with nitrogenase activity. FEMS Microbiology Letters. 40(1). 119–122. 6 indexed citations

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.

Explore authors with similar magnitude of impact