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D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Psychology 60 3468 1951 143 24179

J. Richard Udry publications per year

The chart shows the history of publications by J. Richard Udry between 1960 and 2021, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. J. Richard Udry published across 62 years, from 1960 to 2021, averaging 2.7 papers a year. Output peaked at 9 publications in 1973. 1 of the 170 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1960 to 2021. Vertical axis: number of publications, 0 to 9. Peak 9 publications in 1973. 1960: 1 publication 1961: 1 publication 1962: 0 publications 1963: 2 publications 1964: 1 publication 1965: 2 publications 1966: 2 publications 1967: 7 publications 1968: 3 publications 1969: 2 publications 1970: 5 publications 1971: 6 publications 1972: 4 publications 1973: 9 publications 1974: 7 publications 1975: 6 publications 1976: 2 publications 1977: 3 publications 1978: 3 publications 1979: 3 publications 1980: 5 publications 1981: 1 publication 1982: 7 publications 1983: 3 publications 1984: 4 publications 1985: 6 publications 1986: 5 publications 1987: 2 publications 1988: 3 publications 1989: 1 publication 1990: 0 publications 1991: 1 publication 1992: 2 publications 1993: 5 publications 1994: 8 publications 1995: 6 publications 1996: 1 publication 1997: 2 publications 1998: 4 publications 1999: 2 publications 2000: 5 publications 2001: 2 publications 2002: 4 publications 2003: 5 publications 2004: 3 publications 2005: 4 publications 2006: 3 publications 2007: 1 publication 2008: 0 publications 2009: 0 publications 2010: 1 publication 2011: 0 publications 2012: 1 publication 2013: 0 publications 2014: 0 publications 2015: 1 publication 2016: 1 publication 2017: 0 publications 2018: 0 publications 2019: 1 publication 2020: 0 publications 2021: 1 publication
1960 2021

170 publications in total across all disciplines

View publications per year as a table
J. Richard Udry: publications per year, 1960 to 2021
Year Publications
1960 1
1961 1
1962 0
1963 2
1964 1
1965 2
1966 2
1967 7
1968 3
1969 2
1970 5
1971 6
1972 4
1973 9
1974 7
1975 6
1976 2
1977 3
1978 3
1979 3
1980 5
1981 1
1982 7
1983 3
1984 4
1985 6
1986 5
1987 2
1988 3
1989 1
1990 0
1991 1
1992 2
1993 5
1994 8
1995 6
1996 1
1997 2
1998 4
1999 2
2000 5
2001 2
2002 4
2003 5
2004 3
2005 4
2006 3
2007 1
2008 0
2009 0
2010 1
2011 0
2012 1
2013 0
2014 0
2015 1
2016 1
2017 0
2018 0
2019 1
2020 0
2021 1
Total 170
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J. Richard Udry 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 J. Richard Udry 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, 141–150 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: 143 publications — 45th percentile

45% 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
101–110 736
111–120 686
121–130 670
131–140 644
141–150 597 143
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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J. Richard Udry 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 J. Richard Udry 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, 60–61 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: 60 D-Index — 70th percentile

70% 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
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321 60
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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Overview

J. Richard Udry was affiliated with the University of North Carolina at Chapel Hill in the United States. Their research primarily focused on fields related to Medicine and Health Professions, with notable contributions in subfields such as Infectious Diseases, Epidemiology, and General Health Professions.

The main topics addressed in their work included HIV/AIDS Research and Interventions, HIV, Drug Use, Sexual Risk, and Adolescent Sexual and Reproductive Health. These topics align with their research interest in public health and epidemiological patterns affecting vulnerable populations.

Among their recent publications was a paper titled "Prevalence of HIV Infection Among Young Adults in the United States: Results From the Add Health Study", published in 2020 in UNC Libraries. This work examined HIV prevalence within a critical demographic using data from a longitudinal study.

  • Martina Morris
  • Mark S. Handcock
  • William C. Miller
  • Carol A. Ford
  • John L. Schmitz

Udry collaborated frequently with several researchers, including Martina Morris, Mark S. Handcock, William C. Miller, Carol A. Ford, and John L. Schmitz. These co-authorships suggest interdisciplinary efforts and partnerships likely focused on epidemiological and health-related studies.

  • UNC Libraries

Their publications appeared primarily in UNC Libraries, which served as a venue for disseminating their research findings. The focus on institutional repositories aligns with their academic affiliation.

Best Publications

  • Protecting adolescents from harm: Findings from the National Longitudinal Study on Adolescent Health.

    Michael D Resnick;Peter S. Bearman;Robert Wm Blum;Karl E. Bauman

  • Validation of a self-administered instrument to assess stage of adolescent development.

    Naomi M. Morris;J. Richard Udry

  • National Estimates of Adolescent Romantic Relationships

    Karen Carver;Kara Joyner;J. Richard Udry

  • Prevalence of chlamydial and gonococcal infections among young adults in the United States.

    William C. Miller;Carol A. Ford;Martina Morris;Mark S. Handcock

  • Adolescent Obesity Increases Significantly in Second and Third Generation U.S. Immigrants: The National Longitudinal Study of Adolescent Health

    Barry M. Popkin;J. Richard Udry

  • Longitudinal trends in race/ethnic disparities in leading health indicators from adolescence to young adulthood.

    Kathleen Mullan Harris;Penny G Gordon-Larsen;Kim Chantala;J. Richard Udry

  • You Don't Bring Me Anything but Down: Adolescent Romance and Depression

    Unknown

  • Initiation of coitus in early adolescence.

    J. Richard Udry;John O. G. Billy

  • Smart teens don't have sex (or kiss much either).

    Carolyn Tucker Halpern;Kara Joyner;J.Richard Udry;Chirayath Suchindran

  • Protecting adolescent's from harm

    Michael D Resnick;Peter S. Bearman;Robert Wm Blum;Karl E. Bauman

  • Parental Marital Status Effects on Adolescent Sexual Behavior.

    Susan Newcomer;J. Richard Udry

  • Patterns of Adolescent Friendship and Effects on Sexual Behavior

    John O. G. Billy;J. Richard Udry

  • BIOLOGICAL LIMITS OF GENDER CONSTRUCTION

    J. Richard Udry

  • Health and Behavior Risks of Adolescents with Mixed-Race Identity

    J. Richard Udry;Rose Maria Li;Janet Hendrickson-Smith

  • Benefits of Being Attractive: Differential Payoffs for Men and Women

    J. Richard Udry;Bruce K. Eckland

  • Biosocial foundations for adolescent female sexuality.

    J. Richard Udry;Luther M. Talbert;Naomi M. Morris

  • Distribution of coitus in the menstrual cycle.

    J. Richard Udry;Naomi M. Morris

  • The nature of gender

    J. Richard Udry

  • The prevalence of trichomoniasis in young adults in the United States.

    William C Miller;Heidi Swygard;Marcia M Hobbs;Carol A Ford

  • Sexual behaviors of physically disabled adolescents in the United States.

    Mariah Mantsun Cheng;J.Richard Udry

  • Adolescent Sexual Behavior and Friendship Choice

    John O. G. Billy;J. Richard Udry;Joseph Lee Rodgers

  • Marital Alternatives and Marital Disruption.

    J. Richard Udry

  • Testosterone and pubertal development as predictors of sexual activity: a panel analysis of adolescent males.

    C T Halpern;J R Udry;B Campbell;C Suchindran

Frequent Co-Authors

Carolyn Tucker Halpern
Carolyn Tucker Halpern University of North Carolina at Chapel Hill
Karl E. Bauman
Karl E. Bauman University of North Carolina at Chapel Hill
Chirayath M. Suchindran
Chirayath M. Suchindran University of North Carolina at Chapel Hill
Kathleen Mullan Harris
Kathleen Mullan Harris University of North Carolina at Chapel Hill
Joseph Lee Rodgers
Joseph Lee Rodgers Vanderbilt University
Myron S. Cohen
Myron S. Cohen University of North Carolina at Chapel Hill
Carol A. Ford
Carol A. Ford Children's Hospital of Philadelphia
Martina Morris
Martina Morris University of Washington
John O. G. Billy
John O. G. Billy University of Michigan–Ann Arbor
Denise B. Kandel
Denise B. Kandel Columbia University

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