| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Psychology | 95 | 746 | 653 | 468 | 398 | 149 | 516063 |
The chart shows the history of publications by Icek Ajzen between 1969 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Icek Ajzen published across 57 years, from 1969 to 2025, averaging 2.7 papers a year. Output peaked at 15 publications in 2011. 2 of the 153 publications appeared in the last two years.
153 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1969 | 2 |
| 1970 | 2 |
| 1971 | 3 |
| 1972 | 1 |
| 1973 | 3 |
| 1974 | 3 |
| 1975 | 2 |
| 1976 | 3 |
| 1977 | 3 |
| 1978 | 1 |
| 1979 | 2 |
| 1980 | 4 |
| 1981 | 3 |
| 1982 | 3 |
| 1983 | 1 |
| 1984 | 0 |
| 1985 | 2 |
| 1986 | 2 |
| 1987 | 2 |
| 1988 | 2 |
| 1989 | 1 |
| 1990 | 0 |
| 1991 | 5 |
| 1992 | 6 |
| 1993 | 0 |
| 1994 | 1 |
| 1995 | 2 |
| 1996 | 4 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 5 |
| 2003 | 2 |
| 2004 | 3 |
| 2005 | 2 |
| 2006 | 1 |
| 2007 | 3 |
| 2008 | 3 |
| 2009 | 2 |
| 2010 | 4 |
| 2011 | 15 |
| 2012 | 5 |
| 2013 | 3 |
| 2014 | 3 |
| 2015 | 6 |
| 2016 | 3 |
| 2017 | 0 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| Total | 153 |
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 Icek Ajzen sits on this spectrum.
This scientist: 149 publications — 49th percentile
49% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 705 publications or more.
| 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 | 149 |
| 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 |
The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Icek Ajzen sits on this spectrum.
This scientist: 95 D-Index — 93rd percentile
93% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 144 D-Index or more.
| 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 | |
| 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 | 95 |
| 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 |
Icek Ajzen is affiliated with the University of Massachusetts Amherst in the United States. Their research primarily centers on psychology and social sciences, with a focus on behavioral health and interventions. Ajzen's work spans 21 publications in psychology and 13 in social sciences, with notable subfields including applied psychology, sociology and political science, social psychology, experimental and cognitive psychology, and clinical psychology.
The main topics addressed in Ajzen's research include behavioral health and interventions, social and intergroup psychology, mental health research topics, motivation and self-concept in sports, decision-making and behavioral economics, environmental education and sustainability, and eating disorders and behaviors.
Ajzen has contributed to various scholarly venues, with a record of publications as follows:
Among recent papers authored or co-authored by Ajzen are:
Frequent collaborators in Ajzen's research include:
Icek Ajzen
Martin Fishbein;Icek Ajzen
Richard J. Hill;Martin Fishbein;Icek Ajzen
Icek Ajzen;Martin Fishbein
Icek Ajzen
Icek Ajzen
Icek Ajzen;Martin Fishbein
Icek Ajzen
Icek Ajzen;Thomas J Madden
Martin Fishbein;Icek Ajzen
Icek Ajzen
Icek Ajzen
Icek Ajzen;Martin Fishbein;Sophie Lohmann;Dolores Albarracín
Thomas J. Madden;Pamela Scholder Ellen;Icek Ajzen
Icek Ajzen;Martin Fishbein
Icek Ajzen;Martin Fishbein
Icek Ajzen
Icek Ajzen
Martin Fishbein;Icek Ajzen
Icek Ajzen;B. L. Driver
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No matter which pathway you choose, a solid educational foundation is essential. Consider your location, the type of licensure needed, and whether an online degree aligns with your career goals in the rapidly growing field of mental health.
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