Sean S. O’Sullivan

9.5k total citations · 2 hit papers
64 papers, 4.8k citations indexed

About

Sean S. O’Sullivan is a scholar working on Neurology, Clinical Psychology and Cellular and Molecular Neuroscience. According to data from OpenAlex, Sean S. O’Sullivan has authored 64 papers receiving a total of 4.8k indexed citations (citations by other indexed papers that have themselves been cited), including 51 papers in Neurology, 23 papers in Clinical Psychology and 15 papers in Cellular and Molecular Neuroscience. Recurrent topics in Sean S. O’Sullivan's work include Parkinson's Disease Mechanisms and Treatments (47 papers), Obsessive-Compulsive Spectrum Disorders (22 papers) and Neurological disorders and treatments (22 papers). Sean S. O’Sullivan is often cited by papers focused on Parkinson's Disease Mechanisms and Treatments (47 papers), Obsessive-Compulsive Spectrum Disorders (22 papers) and Neurological disorders and treatments (22 papers). Sean S. O’Sullivan collaborates with scholars based in United Kingdom, United States and Ireland. Sean S. O’Sullivan's co-authors include Andrew J. Lees, Janice L. Holton, Atbin Djamshidian, Tamás Révész, Luke A. Massey, David R. Williams, David A. Gallagher, Laura Parkkinen, Bruno B. Averbeck and Andrew Evans and has published in prestigious journals such as PLoS ONE, Brain and Neurology.

In The Last Decade

Sean S. O’Sullivan

63 papers receiving 4.7k citations

Hit 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.

Glucocerebrosidase mutations in clinical and pathologically proven Parkinson's disease

2009 509 citations José Brás, Emma Deas et al. Brain profile →
Lewy- and Alzheimer-type pathologies in Parkinson's disease dementia: which is more important?

2011 441 citations Yaroslau Compta, Laura Parkkinen et al. Brain profile →

Peers

Sean S. O’Sullivan

NEURO

CMN

PHYSI

Stéphane Thobois France

Ignácio F. Mata United States

Janet Hoenicka Spain

Valtteri Kaasinen Finland

María Stamelou Greece

Raúl de la Fuente‐Fernández Canada

Edward D. Huey United States

Thilo van Eimeren Germany

Caroline Rick United Kingdom

A. J. Lees United Kingdom

Stéphane Thobois France

Sean S. O’Sullivan

4.5k ×1.2

NEURO

2.0k ×1.6

CMN

654 ×0.6

PHYSI

1.4k ×1.8

438 ×0.6

Citations per year, relative to Sean S. O’Sullivan Sean S. O’Sullivan (= 1×) peers Stéphane Thobois

Countries citing papers authored by Sean S. O’Sullivan

Since Specialization

Citations

This map shows the geographic impact of Sean S. O’Sullivan'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 Sean S. O’Sullivan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Sean S. O’Sullivan more than expected).

Fields of papers citing papers by Sean S. O’Sullivan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Sean S. O’Sullivan. 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 Sean S. O’Sullivan. The network helps show where Sean S. O’Sullivan may publish in the future.

Co-authorship network of co-authors of Sean S. O’Sullivan

This figure shows the co-authorship network connecting the top 25 collaborators of Sean S. O’Sullivan. A scholar is included among the top collaborators of Sean S. O’Sullivan 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 Sean S. O’Sullivan. Sean S. O’Sullivan 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

Evans, Andrew, David Okai, Daniel Weintraub, et al.. (2019). Scales to assess impulsive and compulsive behaviors in Parkinson's disease: Critique and recommendations. Movement Disorders. 34(6). 791–798. 51 indexed citations

Djamshidian, Atbin, Sean S. O’Sullivan, Eduardo De Pablo‐Fernández, et al.. (2019). The long-term outcome of impulsive compulsive behaviours in Parkinson’s disease. Journal of Neurology Neurosurgery & Psychiatry. 90(11). 1288–1289. 3 indexed citations

Wu, Kit, Marios Politis, Sean S. O’Sullivan, et al.. (2015). Single versus multiple impulse control disorders in Parkinson’s disease: an 11C-raclopride positron emission tomography study of reward cue-evoked striatal dopamine release. Journal of Neurology. 262(6). 1504–1514. 39 indexed citations

Massey, Luke A., Hans Rolf Jäger, Dominic Paviour, et al.. (2013). The midbrain to pons ratio. Neurology. 80(20). 1856–1861. 120 indexed citations

Politis, Marios, Clare Loane, Kit Wu, et al.. (2013). Neural response to visual sexual cues in dopamine treatment-linked hypersexuality in Parkinson’s disease. Brain. 136(2). 400–411. 119 indexed citations

Petrović, Igor, Antonio Martín‐Bastida, Luke A. Massey, et al.. (2012). MM2 subtype of sporadic Creutzfeldt-Jakob disease may underlie the clinical presentation of progressive supranuclear palsy. Journal of Neurology. 260(4). 1031–1036. 16 indexed citations

Massey, Luke A., Caroline Micallef, Dominic Paviour, et al.. (2012). Conventional magnetic resonance imaging in confirmed progressive supranuclear palsy and multiple system atrophy. Movement Disorders. 27(14). 1754–1762. 149 indexed citations

Sjöström, Elisabet O., Veronica Francardo, Hanna Lindgren, et al.. (2011). Vascular endothelial growth factor is upregulated by l-dopa in the parkinsonian brain: implications for the development of dyskinesia. Brain. 134(8). 2339–2357. 106 indexed citations

O’Sullivan, Sean S., et al.. (2011). Glucocerebrosidase mutations do not cause increased Lewy body pathology in Parkinson's disease. Molecular Genetics and Metabolism. 103(4). 410–412. 33 indexed citations

10.

Compta, Yaroslau, Laura Parkkinen, Sean S. O’Sullivan, et al.. (2011). Lewy- and Alzheimer-type pathologies in Parkinson's disease dementia: which is more important?. Brain. 134(5). 1493–1505. 441 indexed citations breakdown →

11.

O’Sullivan, Sean S., K. Wu, Marios Politis, et al.. (2011). Cue-induced striatal dopamine release in Parkinson's disease-associated impulsive-compulsive behaviours. Brain. 134(4). 969–978. 203 indexed citations

12.

Ling, Helen, Sean S. O’Sullivan, JL Holton, et al.. (2010). Does corticobasal degeneration exist? A clinicopathological re-evaluation. Brain. 133(7). 2045–2057. 278 indexed citations

13.

Ottosson, Daniella Rylander, Martin Parent, Sean S. O’Sullivan, et al.. (2010). Maladaptive plasticity of serotonin axon terminals in levodopa‐induced dyskinesia. Annals of Neurology. 68(5). 619–628. 209 indexed citations

14.

O’Sullivan, Sean S., Atbin Djamshidian, Zeshan Ahmed, et al.. (2010). Impulsive‐compulsive spectrum behaviors in pathologically confirmed progressive supranuclear palsy. Movement Disorders. 25(5). 638–642. 28 indexed citations

15.

Brás, José, Emma Deas, Sean S. O’Sullivan, et al.. (2009). Glucocerebrosidase mutations in clinical and pathologically proven Parkinson's disease. Brain. 132(7). 1783–1794. 509 indexed citations breakdown →

16.

Lim, Shen‐Yang, Sean S. O’Sullivan, Katya Kotschet, et al.. (2009). Dopamine dysregulation syndrome, impulse control disorders and punding after deep brain stimulation surgery for Parkinson’s disease. Journal of Clinical Neuroscience. 16(9). 1148–1152. 184 indexed citations

17.

Silveira‐Moriyama, Laura, Ana Marcos González, Sean S. O’Sullivan, et al.. (2009). Concomitant progressive supranuclear palsy and multiple system atrophy: More than a simple twist of fate?. Neuroscience Letters. 467(3). 208–211. 15 indexed citations

18.

Lashley, Tammaryn, Janice L. Holton, E. G. Gray, et al.. (2008). Cortical α-synuclein load is associated with amyloid-β plaque burden in a subset of Parkinson’s disease patients. Acta Neuropathologica. 115(4). 417–425. 139 indexed citations

19.

O’Sullivan, Sean S., Jennifer Spillane, Elaine McMahon, et al.. (2007). Clinical characteristics and outcome of patients diagnosed with psychogenic nonepileptic seizures: A 5-year review. Epilepsy & Behavior. 11(1). 77–84. 77 indexed citations

20.

Gallagher, David A., Sean S. O’Sullivan, Andrew Evans, Andrew J. Lees, & Anette Schrag. (2007). Pathological gambling in Parkinson's disease: Risk factors and differences from dopamine dysregulation. An analysis of published case series. Movement Disorders. 22(12). 1757–1763. 179 indexed citations

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