| Discipline name | D-Index | World Ranking | Current World Ranking | National Ranking | Current National Ranking | Publications | Citations |
|---|---|---|---|---|---|---|---|
| Law | 81 | 11 | 11 | 10 | 10 | 432 | 25542 |
The chart shows the history of publications by John Hagan between 1954 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. John Hagan published across 72 years, from 1954 to 2025, averaging 6.9 papers a year. Output peaked at 36 publications in 2008. 4 of the 499 publications appeared in the last two years.
499 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 0 |
| 1957 | 0 |
| 1958 | 0 |
| 1959 | 0 |
| 1960 | 0 |
| 1961 | 0 |
| 1962 | 0 |
| 1963 | 0 |
| 1964 | 0 |
| 1965 | 0 |
| 1966 | 0 |
| 1967 | 0 |
| 1968 | 0 |
| 1969 | 0 |
| 1970 | 0 |
| 1971 | 0 |
| 1972 | 1 |
| 1973 | 2 |
| 1974 | 4 |
| 1975 | 7 |
| 1976 | 2 |
| 1977 | 7 |
| 1978 | 4 |
| 1979 | 10 |
| 1980 | 4 |
| 1981 | 3 |
| 1982 | 9 |
| 1983 | 9 |
| 1984 | 5 |
| 1985 | 10 |
| 1986 | 7 |
| 1987 | 7 |
| 1988 | 8 |
| 1989 | 7 |
| 1990 | 10 |
| 1991 | 6 |
| 1992 | 8 |
| 1993 | 6 |
| 1994 | 10 |
| 1995 | 13 |
| 1996 | 12 |
| 1997 | 24 |
| 1998 | 11 |
| 1999 | 8 |
| 2000 | 9 |
| 2001 | 7 |
| 2002 | 13 |
| 2003 | 16 |
| 2004 | 8 |
| 2005 | 9 |
| 2006 | 20 |
| 2007 | 14 |
| 2008 | 36 |
| 2009 | 11 |
| 2010 | 14 |
| 2011 | 17 |
| 2012 | 9 |
| 2013 | 10 |
| 2014 | 7 |
| 2015 | 20 |
| 2016 | 9 |
| 2017 | 7 |
| 2018 | 11 |
| 2019 | 0 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 17 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 3 |
| Total | 499 |
The chart shows the distribution of publications by all Research.com ranked scientists in the field of Law in 2026. The highlighted bar marks where John Hagan sits on this spectrum.
This scientist: 432 publications — 94th percentile
94% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 262 publications or more.
| Publications | Scientists | This scientist |
|---|---|---|
| 37–41 | 3 | |
| 42–46 | 1 | |
| 47–51 | 0 | |
| 52–56 | 3 | |
| 57–61 | 2 | |
| 62–66 | 1 | |
| 67–71 | 6 | |
| 72–76 | 6 | |
| 77–81 | 10 | |
| 82–86 | 7 | |
| 87–91 | 10 | |
| 92–96 | 18 | |
| 97–101 | 15 | |
| 102–106 | 14 | |
| 107–111 | 12 | |
| 112–116 | 12 | |
| 117–121 | 14 | |
| 122–126 | 10 | |
| 127–131 | 9 | |
| 132–136 | 14 | |
| 137–141 | 12 | |
| 142–146 | 14 | |
| 147–151 | 8 | |
| 152–156 | 14 | |
| 157–161 | 5 | |
| 162–166 | 9 | |
| 167–171 | 15 | |
| 172–176 | 6 | |
| 177–181 | 9 | |
| 182–186 | 8 | |
| 187–191 | 16 | |
| 192–196 | 7 | |
| 197–201 | 6 | |
| 202–206 | 7 | |
| 207–211 | 11 | |
| 212–216 | 0 | |
| 217–221 | 5 | |
| 222–226 | 6 | |
| 227–231 | 10 | |
| 232–236 | 8 | |
| 237–241 | 5 | |
| 242–246 | 4 | |
| 247–251 | 2 | |
| 252–256 | 7 | |
| 257–261 | 5 | |
| 262+ | 100 | 432 |
The chart shows the D-index (discipline H-index) distribution of Law scientists ranked by Research.com in 2026. The highlighted bar marks where John Hagan sits on this spectrum.
This scientist: 81 D-Index — 98th percentile
98% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 42 D-Index or more.
| D-Index | Scientists | This scientist |
|---|---|---|
| 20 | 16 | |
| 21 | 23 | |
| 22 | 11 | |
| 23 | 20 | |
| 24 | 17 | |
| 25 | 23 | |
| 26 | 19 | |
| 27 | 19 | |
| 28 | 22 | |
| 29 | 14 | |
| 30 | 25 | |
| 31 | 25 | |
| 32 | 20 | |
| 33 | 24 | |
| 34 | 23 | |
| 35 | 12 | |
| 36 | 11 | |
| 37 | 15 | |
| 38 | 14 | |
| 39 | 4 | |
| 40 | 8 | |
| 41 | 9 | |
| 42+ | 92 | 81 |
John Hagan is affiliated with the American Bar Foundation in the United States and specializes in social sciences, with a significant focus on sociology and political science as well as political science and international relations. Their work spans multiple subfields, including general health professions, health, and inorganic chemistry.
The researcher's primary topics of interest include crime patterns and interventions, criminal justice and corrections analysis, policing practices and perceptions, international law and human rights, torture, ethics, and law, homelessness and social issues, and gun ownership and violence research.
Frequent coauthors collaborating with John Hagan include Bill McCarthy, Daniel Herda, Ron Levi, Ioana Sendroiu, and Ruth D. Peterson.
John Hagan has published extensively in several venues, with frequent contributions to CrimRxiv, Criminology, Law & Society Review, Inorganic Chemistry, and the New Journal of Chemistry.
Selected recent papers include:
John Hagan's book publications include titles released by Oxford University Press and New York University Press eBooks. Notably, these include Chicago's Reckoning (2022) and The Many Colors of Crime (2022).
The researcher has received several awards, including membership in the National Academy of Sciences (2017), fellowship in the American Academy of Arts and Sciences (2010), fellowship of the John Simon Guggenheim Memorial Foundation (1997), the C. Wright Mills Award from the Society for the Study of Social Problems (1997), and fellowship of the Royal Society of Canada (1988) under the Academy of Social Sciences.
John L Hagan;Bill McCarthy
John Hagan;Ronit Dinovitzer
Ruth D. Peterson;Lauren J. Krivo;John Hagan
John Hagan;John Hagan;Ross MacMillan;Blair Wheaton
John L. Hagan
John Hagan;A. R. Gillis;John Simpson
John Hagan;John Simpson;A. R. Gillis
John Hagan;Carla Shedd;Monique R. Payne
John Hagan
John Hagan;Ruth D. Peterson
John Hagan;Celesta Albonetti
Ruth D. Peterson;John Hagan
John L Hagan
John L. Hagan
John L Hagan;Alberto Palloni
John L Hagan
Holly I. Foster;John Hagan
John L Hagan;Wenona Rymond-Richmond
Eve Spangler;John Hagan;Fiona Kay
Robert J. Sampson;Lydia Bean;Ruth Peterson;Lauren Krivo
John Hagan;John D. Hewitt;Duane F. Alwin
Ilene H. Nagel;John Hagan
Scot Wortley;John Hagan;Ross Macmillan
Fiona M. Kay;John Hagan
Bill McCarthy;John Hagan;Lawrence E. Cohen
Martha A. Myers;John Hagan
John Hagan;Alberto Palloni
John Hagan
John Hagan
Klaus Boehnke;John Hagan;Gerd Hefler
John Hagan
John L. Hagan
John Hagan;Bill McCarthy
Celesta A. Albonetti;Robert M. Hauser;John Hagan;Ilene H. Nagel
John Hagan;A. R. Gillis;Janet Chan
Ilene H. Nagel;John L. Hagan
John Hagan
John L. Hagan;Alberto Palloni
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