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D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Psychology 47 6153 3348 92 9493

Mark A. Stewart publications per year

The chart shows the history of publications by Mark A. Stewart between 1959 and 2006, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Mark A. Stewart published across 48 years, from 1959 to 2006, averaging 2.1 papers a year. Output peaked at 9 publications in 1981. 2 of the 101 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1959 to 2006. Vertical axis: number of publications, 0 to 9. Peak 9 publications in 1981. 1959: 1 publication 1960: 2 publications 1961: 4 publications 1962: 4 publications 1963: 2 publications 1964: 0 publications 1965: 0 publications 1966: 1 publication 1967: 0 publications 1968: 2 publications 1969: 0 publications 1970: 4 publications 1971: 5 publications 1972: 3 publications 1973: 7 publications 1974: 2 publications 1975: 2 publications 1976: 2 publications 1977: 2 publications 1978: 2 publications 1979: 2 publications 1980: 3 publications 1981: 9 publications 1982: 8 publications 1983: 5 publications 1984: 3 publications 1985: 4 publications 1986: 1 publication 1987: 5 publications 1988: 1 publication 1989: 1 publication 1990: 2 publications 1991: 1 publication 1992: 0 publications 1993: 0 publications 1994: 0 publications 1995: 2 publications 1996: 4 publications 1997: 0 publications 1998: 2 publications 1999: 1 publication 2000: 0 publications 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 0 publications 2005: 1 publication 2006: 1 publication
1959 2006

101 publications in total across all disciplines

View publications per year as a table
Mark A. Stewart: publications per year, 1959 to 2006
Year Publications
1959 1
1960 2
1961 4
1962 4
1963 2
1964 0
1965 0
1966 1
1967 0
1968 2
1969 0
1970 4
1971 5
1972 3
1973 7
1974 2
1975 2
1976 2
1977 2
1978 2
1979 2
1980 3
1981 9
1982 8
1983 5
1984 3
1985 4
1986 1
1987 5
1988 1
1989 1
1990 2
1991 1
1992 0
1993 0
1994 0
1995 2
1996 4
1997 0
1998 2
1999 1
2000 0
2001 0
2002 0
2003 0
2004 0
2005 1
2006 1
Total 101
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Mark A. Stewart publications per year - data summary

  • Mark A. Stewart, a Psychology scholar from University of Iowa, has 101 publications recorded across 48 years, from 1959 to 2006.
  • The oldest publication on record dates to 1959 and the most recent to 2006.
  • The most productive year is 1981, with 9 publications.
  • The least productive years with any output are 1959, 1966, 1986, 1988 and others, with 1 publication each.
  • 13 of the 48 years in the span carry no publications at all (1964, 1965, 1967, 1969 and others).
  • The rate of publication averages 2.1 papers per year over the whole span, or 2.9 per year counting only the 35 years with at least one publication.
  • The last 5 years on the chart (2002-2006) hold 2 publications, 2% of the career total.
  • Split into equal eras - 1959-1974: 37 publications (2.3 per year); 1975-1990: 52 publications (3.3 per year); 1991-2006: 12 publications (0.8 per year).
  • Comparing the opening and closing eras, the overall trend of publication is declining.

Mark A. Stewart publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Mark A. Stewart sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 69 bars. Horizontal axis: publications, 31–40 to 705+. Vertical axis: number of scientists, 0 to 736. Most scientists, 736, have 101–110 publications. The last bar groups every scientist with 705 publications or more. The highlighted bar, 91–100 publications, is where this scientist sits. 31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31–40 publications 705+

This scientist: 92 publications — 15th percentile

15% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

View publications distribution as a table
Number of Psychology scientists by publication count, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
Publications Scientists This scientist
31–40 6
41–50 52
51–60 138
61–70 299
71–80 461
81–90 605
91–100 713 92
101–110 736
111–120 686
121–130 670
131–140 644
141–150 597
151–160 576
161–170 477
171–180 450
181–190 397
191–200 343
201–210 328
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171
271–280 151
281–290 139
291–300 113
301–310 102
311–320 100
321–330 76
331–340 92
341–350 85
351–360 69
361–370 71
371–380 63
381–390 58
391–400 57
401–410 43
411–420 33
421–430 50
431–440 41
441–450 32
451–460 27
461–470 28
471–480 25
481–490 28
491–500 20
501–510 23
511–520 26
521–530 17
531–540 21
541–550 14
551–560 16
561–570 10
571–580 22
581–590 9
591–600 14
601–610 9
611–620 11
621–630 4
631–640 7
641–650 5
651–660 10
661–670 8
671–680 8
681–690 4
691–700 3
701–704 4
705+ 100
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Mark A. Stewart publication distribution in Psychology in 2026 - data summary

  • The chart plots the publication count of all 11,416 Psychology scientists ranked by Research.com in 2026, grouped into 69 ranges running from 31–40 to 705+ publications.
  • Mark A. Stewart, a Psychology scholar from University of Iowa, records 92 publications - the 15th percentile of the discipline.
  • 15% of ranked Psychology scientists score the same or lower than Mark A. Stewart, and about 85% score higher.
  • The median of the discipline falls in the 151–160 publications range, and Mark A. Stewart ranks below the median.
  • The most crowded range is 101–110 publications, holding 736 scientists (6% of the field).
  • 72% of the field sits in the lowest quarter of the value range (up to 201–210 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 705 publications or more, 100 scientists in all (<1% of the field).

Mark A. Stewart D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Mark A. Stewart sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 58 bars. Horizontal axis: D-Index, 30–31 to 144+. Vertical axis: number of scientists, 0 to 702. Most scientists, 702, have 32–33 D-Index. The last bar groups every scientist with 144 D-Index or more. The highlighted bar, 46–47 D-Index, is where this scientist sits. 30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30–31 D-Index 144+

This scientist: 47 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

View D-Index distribution as a table
Number of Psychology scientists by D-index, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
D-Index Scientists This scientist
30–31 398
32–33 702
34–35 671
36–37 659
38–39 641
40–41 671
42–43 617
44–45 558
46–47 495 47
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321
62–63 248
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183
74–75 169
76–77 132
78–79 137
80–81 120
82–83 112
84–85 86
86–87 101
88–89 83
90–91 77
92–93 70
94–95 78
96–97 58
98–99 53
100–101 57
102–103 48
104–105 53
106–107 46
108–109 24
110–111 35
112–113 27
114–115 32
116–117 31
118–119 22
120–121 16
122–123 24
124–125 18
126–127 11
128–129 19
130–131 10
132–133 16
134–135 10
136–137 12
138–139 8
140–141 5
142–143 12
144+ 98
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Mark A. Stewart D-index placement in Psychology in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 11,416 Psychology scientists ranked by Research.com in 2026, grouped into 58 ranges running from 30–31 to 144+ D-Index.
  • Mark A. Stewart, a Psychology scholar from University of Iowa, records 47 D-Index - the 47th percentile of the discipline.
  • 47% of ranked Psychology scientists score the same or lower than Mark A. Stewart, and about 53% score higher.
  • The median of the discipline falls in the 48–49 D-Index range, and Mark A. Stewart ranks below the median.
  • The most crowded range is 32–33 D-Index, holding 702 scientists (6% of the field).
  • 68% of the field sits in the lowest quarter of the value range (up to 58–59 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 144 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Mark A. Stewart is affiliated with the University of Iowa in the United States. Their research spans the field of Medicine with a focus on several subfields including Pulmonary and Respiratory Medicine, Physiology, Cognitive Neuroscience, and Anesthesiology and Pain Medicine.

Stewart's work centers around topics such as:

  • Tracheal and airway disorders
  • Pain Mechanisms and Treatments
  • Pain Management and Placebo Effect
  • Pain Management and Opioid Use

Among their recent publications are two papers:

  • "Multi-specialty tracheostomy outcomes in a large NHS health board," published in 2020 in Trends in Anaesthesia and Critical Care
  • "Our Life and Times....Alan R. Gintzler, Ph.D. (1947-2021) Analgesics, Endogenous Opioids and the Variable of Sex," published in 2021 in Frontiers in Pain Research

The venues where Stewart most frequently publishes include:

  • Trends in Anaesthesia and Critical Care
  • Frontiers in Pain Research

Stewart collaborates with several frequent co-authors, including:

  • Gareth Lipton
  • Miss Jennifer Montgomery
  • Anne Z. Murphy
  • Martin W. Wessendorf

Best Publications

  • Genetic-environmental interaction in the genesis of aggressivity and conduct disorders

    Remi J. Cadoret;William R. Yates;Ed Troughton;George Woodworth

  • The developmental interface between nature and nurture: A mutual influence model of child antisocial behavior and parent behaviors.

    Xiaojia Ge;Rand D. Conger;Remi J. Cadoret;Jenae M. Neiderhiser

  • A family study of the hyperactive child syndrome.

    James R. Morrison;Mark A. Stewart

  • Adoption study demonstrating two genetic pathways to drug abuse.

    Remi J. Cadoret;William R. Yates;Ed Troughton;George Woodworth

  • Hyperactive children as teenagers: a follow-up study.

    Wallace Mendelson;Noel Johnson;Mark A. Stewart

  • The psychiatric status of the legal families of adopted hyperactive children.

    James R. Morrison;Mark A. Stewart

  • The incidence of cognitive disabilities in the siblings of autistic children.

    Gerald J. August;Mark A. Stewart;Luke Tsai

  • Porteus maze performance of hyperactive boys after training in self-directed verbal commands.

    Helen Palkes;Mark Stewart;Boaz Kahana

  • A four-year follow-up of hyperactive boys with and without conduct disorder.

    Gerald J. August;Mark A. Stewart;Clarissa S. Holmes

  • An adoption study of attention deficit/hyperactivity/aggression and their relationship to adult antisocial personality.

    Remi J. Cadoret;Mark A. Stewart

  • Implication of sex differences in the familial transmission of infantile autism.

    Luke Tsai;Mark A. Stewart;Gerald August

  • The overlap between hyperactive and unsocialized aggressive children.

    Mark A. Stewart;Claudette Cummings;Sandra Singer;C. Susan DeBlois

  • Psychiatric disorder in the parents of hyperactive boys and those with conduct disorder.

    Unknown

  • Depression spectrum disease, I: The role of gene-environment interaction.

    Remi J. Cadoret;George Winokur;Douglas Langbehn;Edward Troughton

  • Effect of Fetal Alcohol Exposure on Adult Symptoms of Nicotine, Alcohol, and Drug Dependence

    William R. Yates;Remi J. Cadoret;Edward P. Troughton;Mark Stewart

  • Accent and Social Class Effects on Status and Solidarity Evaluations

    Mark A. Stewart;Ellen Bouchard Ryan;Howard Giles

  • A controlled study of siblings of hyperactive children.

    Zila Welner;Amos Welner;Mark Stewart;Helen Palkes

  • An adoption study of drug abuse/dependency in females.

    Remi J Cadoret;William R Yates;Ed Troughton;George Woodworth

  • Familial subtypes of childhood hyperactivity.

    Gerald J. August;Mark A. Stewart

  • Etiological implication of maternal age and birth order in infantile autism.

    Luke Y. Tsai;Mark A. Stewart

  • Kauai's Children Come of Age

    Mark A. Stewart

  • The Delinquent Way of Life

    Mark A. Stewart

Frequent Co-Authors

William R. Yates
William R. Yates University of Oklahoma
George Winokur
George Winokur University of Iowa
Gerald J. August
Gerald J. August University of Minnesota
Samuel Kuperman
Samuel Kuperman University of Iowa
Douglas R. Langbehn
Douglas R. Langbehn University of Iowa
Jenae M. Neiderhiser
Jenae M. Neiderhiser Pennsylvania State University
William S. Sly
William S. Sly Saint Louis University
Rand D. Conger
Rand D. Conger University of California, Davis
Xiaojia Ge
Xiaojia Ge University of Minnesota
H.-J. Möller
H.-J. Möller Ludwig-Maximilians-Universität München

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