Sheldon Kapen

10.6k total citations · 5 hit papers
43 papers, 7.3k citations indexed

About

Sheldon Kapen is a scholar working on Endocrinology, Diabetes and Metabolism, Cognitive Neuroscience and Reproductive Medicine. According to data from OpenAlex, Sheldon Kapen has authored 43 papers receiving a total of 7.3k indexed citations (citations by other indexed papers that have themselves been cited), including 17 papers in Endocrinology, Diabetes and Metabolism, 16 papers in Cognitive Neuroscience and 16 papers in Reproductive Medicine. Recurrent topics in Sheldon Kapen's work include Hypothalamic control of reproductive hormones (16 papers), Sleep and Wakefulness Research (15 papers) and Growth Hormone and Insulin-like Growth Factors (10 papers). Sheldon Kapen is often cited by papers focused on Hypothalamic control of reproductive hormones (16 papers), Sleep and Wakefulness Research (15 papers) and Growth Hormone and Insulin-like Growth Factors (10 papers). Sheldon Kapen collaborates with scholars based in United States, United Kingdom and Canada. Sheldon Kapen's co-authors include Elliot D. Weitzman, Max Hirshkowitz, ROBERT M. BOYAR, LEON HELLMAN, Dennis R. Bailey, Milton Kramer, Michael R. Littner, Clete A. Kushida, Merrill S. Wise and Timothy I. Morgenthaler and has published in prestigious journals such as Science, New England Journal of Medicine and Journal of Clinical Investigation.

In The Last Decade

Sheldon Kapen

43 papers receiving 6.8k citations

Hit Papers

Practice Parameters for the Indications for Polysomnograp... 2003 2026 2010 2018 2005 2007 2005 2003 2006 400 800 1.2k
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.

  1. Practice Parameters for the Indications for Polysomnography and Related Procedures: An Update for 2005
    2005 1.4k citations Clete A. Kushida, Michael R. Littner et al. SLEEP profile →
  2. The Visual Scoring of Sleep in Adults
    2007 751 citations Max Hirshkowitz, Sheldon Kapen et al. profile →
  3. Practice Parameters for Clinical Use of the Multiple Sleep Latency Test and the Maintenance of Wakefulness Test
    2005 747 citations Michael R. Littner, Clete A. Kushida et al. SLEEP profile →
  4. Practice Parameters for the Role of Actigraphy in the Study of Sleep and Circadian Rhythms: An Update for 2002
    2003 533 citations Michael R. Littner, Clete A. Kushida et al. SLEEP profile →
  5. Practice Parameters for the Use of Continuous and Bilevel Positive Airway Pressure Devices to Treat Adult Patients With Sleep-Related Breathing Disorders
    2006 507 citations Clete A. Kushida, Michael R. Littner et al. SLEEP profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Sheldon Kapen United States 29 3.1k 2.7k 2.6k 2.2k 1000 43 7.3k
Elliot D. Weitzman United States 53 1.9k 0.6× 3.7k 1.4× 3.1k 1.2× 2.5k 1.1× 1.1k 1.1× 127 10.1k
Giora Pillar Israel 47 4.0k 1.3× 3.2k 1.2× 1.6k 0.6× 1.4k 0.6× 87 0.1× 130 6.3k
Ismet Karacan United States 40 854 0.3× 977 0.4× 2.2k 0.9× 1.9k 0.9× 91 0.1× 134 4.9k
Colin M. Shapiro Canada 41 2.3k 0.7× 1.9k 0.7× 2.2k 0.9× 2.6k 1.1× 43 0.0× 130 6.3k
G. Brandenberger France 44 1.5k 0.5× 1.8k 0.6× 1.4k 0.5× 1.3k 0.6× 42 0.0× 131 4.9k
Tanja Lange Germany 35 1.6k 0.5× 2.8k 1.0× 1.6k 0.6× 2.7k 1.2× 39 0.0× 68 7.2k
Myriam Kerkhofs Belgium 37 763 0.2× 1.2k 0.4× 1.4k 0.6× 1.6k 0.7× 58 0.1× 88 3.8k
Colin E. Sullivan Australia 51 4.7k 1.5× 4.4k 1.6× 1.3k 0.5× 627 0.3× 23 0.0× 150 7.2k
Vitaly Napadow United States 65 3.1k 1.0× 312 0.1× 5.5k 2.1× 623 0.3× 324 0.3× 271 13.8k
Laurel Finn United States 34 5.6k 1.8× 4.6k 1.7× 2.3k 0.9× 2.4k 1.1× 17 0.0× 44 8.2k

Countries citing papers authored by Sheldon Kapen

Since Specialization
Citations

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

Fields of papers citing papers by Sheldon Kapen

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Sheldon Kapen. 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 Sheldon Kapen. The network helps show where Sheldon Kapen may publish in the future.

Co-authorship network of co-authors of Sheldon Kapen

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

All Works

20 of 20 papers shown
1.
Kushida, Clete A., Timothy I. Morgenthaler, Michael R. Littner, et al.. (2006). Practice Parameters for the Treatment of Snoring and Obstructive Sleep Apnea with Oral Appliances: An Update for 2005. SLEEP. 29(2). 240–243. 485 indexed citations
2.
Kushida, Clete A., Michael R. Littner, Max Hirshkowitz, et al.. (2006). Practice Parameters for the Use of Continuous and Bilevel Positive Airway Pressure Devices to Treat Adult Patients With Sleep-Related Breathing Disorders. SLEEP. 29(3). 375–380. 507 indexed citations breakdown →
3.
Littner, Michael R., Clete A. Kushida, Merrill S. Wise, et al.. (2005). Practice Parameters for Clinical Use of the Multiple Sleep Latency Test and the Maintenance of Wakefulness Test. SLEEP. 28(1). 113–121. 747 indexed citations breakdown →
4.
Kushida, Clete A., Michael R. Littner, Timothy I. Morgenthaler, et al.. (2005). Practice Parameters for the Indications for Polysomnography and Related Procedures: An Update for 2005. SLEEP. 28(4). 499–523. 1396 indexed citations breakdown →
5.
Littner, Michael R., Clete A. Kushida, William Anderson, et al.. (2004). Practice Parameters for the Dopaminergic Treatment of Restless Legs Syndrome and Periodic Limb Movement Disorder. SLEEP. 27(3). 557–559. 109 indexed citations
6.
Littner, Michael R., Clete A. Kushida, William M. Anderson, et al.. (2003). Practice Parameters for the Role of Actigraphy in the Study of Sleep and Circadian Rhythms: An Update for 2002. SLEEP. 26(3). 337–341. 533 indexed citations breakdown →
7.
Littner, Michael R., Max Hirshkowitz, Milton Kramer, et al.. (2003). Practice Parameters for Using Polysomnography to Evaluate Insomnia: An Update. SLEEP. 26(6). 754–760. 204 indexed citations
8.
Kapen, Sheldon, Elliot Sternthal, & Lewis E. Braverman. (1981). A “Pubertal” 24-Hour Luteinizing Hormone (LH) Secretory Pattern Following Weight Loss in the Absence of Anorexia Nervosa. Psychosomatic Medicine. 43(2). 177–182. 20 indexed citations
9.
Sassin, Jon F., et al.. (1976). Relaxin immunoactivity in human plasma during a 24-hr period. Reproduction. 48(2). 389–392. 6 indexed citations
10.
BOYAR, ROBERT M., Sheldon Kapen, Elliot D. Weitzman, & LEON HELLMAN. (1976). Pituitary Microadenoma and Hyperprolactinemia. New England Journal of Medicine. 294(5). 263–265. 32 indexed citations
11.
BOYAR, ROBERT M., et al.. (1976). Clinical and Laboratory Heterogeneity in Idiopathic Hypogonadotropic Hypogonadism. The Journal of Clinical Endocrinology & Metabolism. 43(6). 1268–1275. 67 indexed citations
12.
BOYAR, ROBERT M., Jordan W. Finkelstein, Sheldon Kapen, et al.. (1975). ANOREXIA NERVOSA. IMMATURITY OF THE 24-HOUR LUTEINIZING HORMONE SECRETORY PATTERN. Obstetrical & Gynecological Survey. 30(4). 270–271. 11 indexed citations
13.
BOYAR, ROBERT M., Robert Rosenfeld, Sheldon Kapen, et al.. (1974). Human Puberty SIMULTANEOUS AUGMENTED SECRETION OF LUTEINIZING HORMONE AND TESTOSTERONE DURING SLEEP. Journal of Clinical Investigation. 54(3). 609–618. 221 indexed citations
14.
BOYAR, ROBERT M., Robert Rosenfeld, Sheldon Kapen, et al.. (1974). SIMULTANEOUS AUGMENTED SECRETION OF LUTEINIZING HORMONE AND TESTOSTERONE DURING SLEEP. 54 indexed citations
15.
BOYAR, ROBERT M., Jordan W. Finkelstein, Howard P. Roffwarg, et al.. (1973). Twenty-Four-Hour Luteinizing Hormone and Follicle-Stimulating Hormone Secretory Patterns in Gonadal Dysgenesis. The Journal of Clinical Endocrinology & Metabolism. 37(4). 521–525. 48 indexed citations
16.
Kapen, Sheldon, ROBERT M. BOYAR, Mark J. Perlow, LEON HELLMAN, & Elliot D. Weitzman. (1973). Luteinizing hormone: Changes in secretory pattern during sleep in adult women. Life Sciences. 13(6). 693–701. 29 indexed citations
17.
Kapen, Sheldon, ROBERT M. BOYAR, LEON HELLMAN, & Elliot D. Weitzman. (1973). Episodic Release of Luteinizing Hormone at Mid-menstrual Cycle in Normal Adult Women1. The Journal of Clinical Endocrinology & Metabolism. 36(4). 724–729. 40 indexed citations
18.
BOYAR, ROBERT M., Jordan W. Finkelstein, Howard P. Roffwarg, et al.. (1973). Twenty-Four Hour Patterns of Plasma Luteinizing Hormone and Follicle-Stimulating Hormone in Sexual Precocity. New England Journal of Medicine. 289(6). 282–286. 93 indexed citations
19.
Sassin, Jon F., ANDREW G. FRANTZ, Sheldon Kapen, & Elliot D. Weitzman. (1973). The Nocturnal Rise of Human Prolactin Is Dependent on Sleep. The Journal of Clinical Endocrinology & Metabolism. 37(3). 436–440. 183 indexed citations
20.
Sassin, Jon F., ANDREW G. FRANTZ, Elliot D. Weitzman, & Sheldon Kapen. (1972). Human Prolactin: 24-Hour Pattern with Increased Release during Sleep. Science. 177(4055). 1205–1207. 340 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.

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