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1821 1
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1823 1
1825 1
1828 2
1830 2
1832 2
1845 1
1848 1
1849 1
1851 1
1855 2
1856 2
1857 3
1858 2
1860 1
1867 2
1870 4
1872 2
1874 3
1875 3
1876 1
1877 2
1878 1
1879 2
1881 1
1883 4
1884 5
1885 9
1886 10
1887 7
1888 5
1889 1
1890 2
1892 2
1893 4
1894 3
1895 3
1896 3
1897 16
1898 10
1899 2
1900 5
1901 13
1902 7
1903 4
1904 3
1905 14
1906 2
1907 7
1908 6
1909 5
1910 6
1911 6
1912 11
1913 6
1914 9
1915 12
1916 10
1917 10
1918 9
1919 11
1920 13
1921 15
1922 17
1923 17
1924 17
1925 17
1926 14
1927 15
1928 17
1929 15
1930 15
1931 11
1932 17
1933 8
1934 17
1935 15
1936 21
1937 15
1938 12
1939 16
1940 11
1941 12
1942 17
1943 13
1944 20
1945 33
1946 92
1947 106
1948 113
1949 125
1950 112
1951 128
1952 91
1953 118
1954 135
1955 134
1956 119
1957 143
1958 123
1959 167
1960 157
1961 161
1962 145
1963 197
1964 178
1965 178
1966 212
1967 208
1968 242
1969 254
1970 265
1971 264
1972 278
1973 313
1974 358
1975 344
1976 372
1977 402
1978 392
1979 421
1980 407
1981 461
1982 517
1983 565
1984 577
1985 569
1986 603
1987 677
1988 678
1989 738
1990 805
1991 878
1992 834
1993 861
1994 929
1995 986
1996 974
1997 878
1998 945
1999 922
2000 1059
2001 1147
2002 1149
2003 1221
2004 1312
2005 1478
2006 1466
2007 1701
2008 1815
2009 1931
2010 2180
2011 2359
2012 2411
2013 2783
2014 3031
2015 3395
2016 3576
2017 3730
2018 3884
2019 4148
2020 4704
2021 5239
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2024 4935
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2026 107

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Page 1
Update on Campbell's Countering Violent Extremism programme.
Neyroud P, Aziz A, Kubicek B. Neyroud P, et al. Campbell Syst Rev. 2024 Feb 29;20(2):e1387. doi: 10.1002/cl2.1387. eCollection 2024 Jun. Campbell Syst Rev. 2024. PMID: 38434538 Free PMC article. No abstract available.
Campbell's 1953 Book on "Manic-Depressive Disease": A Counter-Factual History of the DSM Symptomatic "A Criteria" for Major Depression.
Kendler KS. Kendler KS. J Nerv Ment Dis. 2024 Jul 1;212(7):398-402. doi: 10.1097/NMD.0000000000001778. J Nerv Ment Dis. 2024. PMID: 38949660
I here present a counter-factual history in which Feighner carefully read a key reference in Cassidy, a large 1953 follow-up study by Campbell of depressed patients with detailed tables of depressive signs and symptoms. In this alternative timeline, the Feighner criteria f …
I here present a counter-factual history in which Feighner carefully read a key reference in Cassidy, a large 1953 follow-up study by Cam …
Campbell's Law Explains the Replication Crisis: Pre-Registration Badges Are History Repeating.
Klonsky ED. Klonsky ED. Assessment. 2025 Mar;32(2):224-234. doi: 10.1177/10731911241253430. Epub 2024 May 23. Assessment. 2025. PMID: 38783515 Free PMC article.
Campbell's Law explains the replication crisis. In brief, useful tools such as hypotheses, p-values, and multi-study designs came to be viewed as indicators of strong science, and thus goals in and of themselves. ...
Campbell's Law explains the replication crisis. In brief, useful tools such as hypotheses, p-values, and multi-study designs c …
CAMPBELL'S DEFINITIVE UNITS.
Hazeltine LA. Hazeltine LA. Science. 1925 Sep 11;62(1602):244-5. doi: 10.1126/science.62.1602.244. Science. 1925. PMID: 17752311 No abstract available.
Campbell's Law: implications for health care.
Poku M. Poku M. J Health Serv Res Policy. 2016 Apr;21(2):137-9. doi: 10.1177/1355819615593772. Epub 2015 Jun 25. J Health Serv Res Policy. 2016. PMID: 26113538
Campbell's Law is a well-known social science dictum describing the potential ill-effects of using a quantitative measure both as a target and an indicator to drive decision making. ...There is evidence of Campbell's Law at play in various industries, …
Campbell's Law is a well-known social science dictum describing the potential ill-effects of using a quantitative measure both …
Editorial Commentary.
Lewis K, Maina E, Campbell SC. Lewis K, et al. Urol Pract. 2025 Jul;12(4):449-450. doi: 10.1097/UPJ.0000000000000806. Epub 2025 Jun 23. Urol Pract. 2025. PMID: 40548598 No abstract available.
Professor Campbell's Claim.
[No authors listed] [No authors listed] Atlanta Med Surg J. 1857 May;2(9):574. Atlanta Med Surg J. 1857. PMID: 35825215 Free PMC article. No abstract available.
Editorial Comment.
Campbell SC. Campbell SC. J Urol. 2021 Oct;206(4):1019. doi: 10.1097/JU.0000000000001874.01. Epub 2021 Jul 23. J Urol. 2021. PMID: 34293913 No abstract available.
89,021 results
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