Joseph I. Friedman

18.6k total citations · 2 hit papers
49 papers, 4.2k citations indexed

About

Joseph I. Friedman is a scholar working on Psychiatry and Mental health, Cognitive Neuroscience and Clinical Psychology. According to data from OpenAlex, Joseph I. Friedman has authored 49 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Psychiatry and Mental health, 11 papers in Cognitive Neuroscience and 10 papers in Clinical Psychology. Recurrent topics in Joseph I. Friedman's work include Schizophrenia research and treatment (25 papers), Advanced Neuroimaging Techniques and Applications (9 papers) and Functional Brain Connectivity Studies (8 papers). Joseph I. Friedman is often cited by papers focused on Schizophrenia research and treatment (25 papers), Advanced Neuroimaging Techniques and Applications (9 papers) and Functional Brain Connectivity Studies (8 papers). Joseph I. Friedman collaborates with scholars based in United States, Netherlands and Germany. Joseph I. Friedman's co-authors include Philip D. Harvey, Kenneth L. Davis, Robert E. Burke, C. D. Marsden, Carol Moskowitz, Stanley Fahn, Susan Bressman, Daniel G. Stewart, Monte S. Buchsbaum and Patrick R. Hof and has published in prestigious journals such as NeuroImage, American Journal of Psychiatry and Neurology.

In The Last Decade

Joseph I. Friedman

49 papers receiving 4.1k citations

Hit Papers

2 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Validity and reliability of a rating scale for the primary torsion dystonias

1985 848 citations Robert E. Burke, Stanley Fahn et al. Neurology profile →
White Matter Changes in Schizophrenia

2003 647 citations Kenneth L. Davis, Daniel G. Stewart et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Joseph I. Friedman United States	28	1.6k	1.1k	873	844	791	49	4.2k
Ronald Pierson United States	21	982 0.6×	1.3k 1.1×	961 1.1×	782 0.9×	961 1.2×	30	3.5k
Masayoshi Kurachi Japan	36	1.9k 1.2×	2.1k 1.8×	1.0k 1.2×	263 0.3×	1.1k 1.4×	175	4.2k
Daniel R. Weinberger United States	24	1.5k 0.9×	1.8k 1.5×	1.6k 1.8×	240 0.3×	502 0.6×	35	3.8k
Naomi Driesen United States	23	865 0.5×	2.2k 1.9×	555 0.6×	375 0.4×	635 0.8×	30	3.7k
Jean‐Luc Martinot France	41	2.0k 1.2×	2.8k 2.4×	1.0k 1.2×	437 0.5×	998 1.3×	93	5.1k
Ignácio F. Mata United States	40	1.7k 1.1×	786 0.7×	1.3k 1.5×	2.9k 3.4×	346 0.4×	166	5.9k
Scott Schobel United States	23	1.0k 0.6×	1.2k 1.0×	1.3k 1.5×	339 0.4×	384 0.5×	43	3.8k
Ragy R. Girgis United States	38	1.7k 1.0×	1.3k 1.1×	1.2k 1.4×	223 0.3×	466 0.6×	107	4.1k
Tomás Palomo Spain	39	1.7k 1.1×	1.2k 1.0×	1.5k 1.8×	239 0.3×	354 0.4×	157	4.5k
Thomas Wobrock Germany	38	2.5k 1.5×	1.5k 1.3×	529 0.6×	358 0.4×	442 0.6×	125	4.9k

Countries citing papers authored by Joseph I. Friedman

Since Specialization

Citations

This map shows the geographic impact of Joseph I. Friedman's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Joseph I. Friedman with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Joseph I. Friedman more than expected).

Fields of papers citing papers by Joseph I. Friedman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Joseph I. Friedman. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Joseph I. Friedman. The network helps show where Joseph I. Friedman may publish in the future.

Co-authorship network of co-authors of Joseph I. Friedman

This figure shows the co-authorship network connecting the top 25 collaborators of Joseph I. Friedman. A scholar is included among the top collaborators of Joseph I. Friedman based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Joseph I. Friedman. Joseph I. Friedman is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Bouwkamp, Christian G., Anneke J.A. Kievit, Sander Markx, et al.. (2017). Copy Number Variation in Syndromic Forms of Psychiatric Illness: The Emerging Value of Clinical Genetic Testing in Psychiatry. American Journal of Psychiatry. 174(11). 1036–1050. 9 indexed citations

Friedman, Joseph I., Cheuk Y. Tang, Hans J. de Haas, et al.. (2014). Brain Imaging Changes Associated With Risk Factors for Cardiovascular and Cerebrovascular Disease in Asymptomatic Patients. JACC. Cardiovascular imaging. 7(10). 1039–1053. 80 indexed citations

Carpenter, David M., Cheuk Y. Tang, Joseph I. Friedman, et al.. (2008). Temporal characteristics of tract-specific anisotropy abnormalities in schizophrenia. Neuroreport. 19(14). 1369–1372. 37 indexed citations

Friedman, Joseph I., Cheuk Y. Tang, David M. Carpenter, et al.. (2008). Diffusion Tensor Imaging Findings in First-Episode and Chronic Schizophrenia Patients. American Journal of Psychiatry. 165(8). 1024–1032. 184 indexed citations

Tang, Cheuk Y., Joseph I. Friedman, Dikoma C. Shungu, et al.. (2007). Correlations between Diffusion Tensor Imaging (DTI) and Magnetic Resonance Spectroscopy (1H MRS) in schizophrenic patients and normal controls. BMC Psychiatry. 7(1). 25–25. 48 indexed citations

Chang, Linda, Joseph I. Friedman, Thomas Ernst, et al.. (2007). Brain Metabolite Abnormalities in the White Matter of Elderly Schizophrenic Subjects: Implication for Glial Dysfunction. Biological Psychiatry. 62(12). 1396–1404. 89 indexed citations

Harvey, Philip D., Joseph I. Friedman, Christopher R. Bowie, et al.. (2006). Validity and Stability of Performance-Based Estimates of Premorbid Educational Functioning in Older Patients with Schizophrenia. Journal of Clinical and Experimental Neuropsychology. 28(2). 178–192. 23 indexed citations

Haramati, Linda B., et al.. (2005). Intrathoracic Lymphadenopathy in Hospitalized Patients With Pneumococcal Pneumonia. CHEST Journal. 127(4). 1271–1275. 6 indexed citations

Rieckmann, Nina, Abraham Reichenberg, Christopher R. Bowie, et al.. (2005). Depressed mood and its functional correlates in institutionalized schizophrenia patients. Schizophrenia Research. 77(2-3). 179–187. 21 indexed citations

10.

Friedman, Joseph I., Daniel G. Stewart, & Jack M. Gorman. (2004). Potential Noradrenergic Targets for Cognitive Enhancement in Schizophrenia. CNS Spectrums. 9(5). 350–356. 27 indexed citations

11.

White, Leonard, Lewis A. Opler, Philip D. Harvey, Michael Parrella, & Joseph I. Friedman. (2004). Activation Symptoms and Discharge in Elderly Chronic Schizophrenic Inpatients. The Journal of Nervous and Mental Disease. 192(12). 880–883. 10 indexed citations

12.

Harvey, Philip D., Patrick J. Moriarty, Christopher R. Bowie, et al.. (2002). Cortical and Subcortical Cognitive Deficits in Schizophrenia: Convergence of Classifications Based on Language and Memory Skill Areas. Journal of Clinical and Experimental Neuropsychology. 24(1). 55–66. 16 indexed citations

13.

Friedman, Joseph I., Philip D. Harvey, Susan R. McGurk, et al.. (2002). Correlates of Change in Functional Status of Institutionalized Geriatric Schizophrenic Patients: Focus on Medical Comorbidity. American Journal of Psychiatry. 159(8). 1388–1394. 61 indexed citations

14.

Friedman, Joseph I.. (2001). Guanfacine Treatment of Cognitive Impairment in Schizophrenia. Neuropsychopharmacology. 25(3). 402–409. 82 indexed citations

15.

Harvey, Philip D., Mark R. Serper, Leonard White, et al.. (2001). The convergence of neuropsychological testing and clinical ratings of cognitive impairment in patients with schizophrenia. Comprehensive Psychiatry. 42(4). 306–313. 56 indexed citations

16.

Harvey, Philip D., Christopher R. Bowie, & Joseph I. Friedman. (2001). Cognition in schizophrenia. Current Psychiatry Reports. 3(5). 423–428. 154 indexed citations

17.

Friedman, Joseph I., David N Adler, & Kenneth L. Davis. (1999). The role of norepinephrine in the pathophysiology of cognitive disorders: potential applications to the treatment of cognitive dysfunction in schizophrenia and Alzheimer's disease. Biological Psychiatry. 46(9). 1243–1252. 128 indexed citations

18.

Friedman, Joseph I., et al.. (1997). Pimozide augmentation for the treatment of schizophrenic patients who are partial responders to clozapine. Biological Psychiatry. 42(6). 522–523. 52 indexed citations

19.

Powchik, Peter, Joseph I. Friedman, Vahram Haroutunian, et al.. (1997). Apolipoprotein E4 in schizophrenia: A study of one hundred sixteen cases with concomitant neuropathological examination. Biological Psychiatry. 42(4). 296–298. 13 indexed citations

20.

Burke, Robert E., Stanley Fahn, C. D. Marsden, et al.. (1985). Validity and reliability of a rating scale for the primary torsion dystonias. Neurology. 35(1). 73–73. 848 indexed citations breakdown →

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact