Ann John

26.3k total citations · 5 hit papers
260 papers, 8.2k citations indexed

About

Ann John is a scholar working on Clinical Psychology, General Health Professions and Health. According to data from OpenAlex, Ann John has authored 260 papers receiving a total of 8.2k indexed citations (citations by other indexed papers that have themselves been cited), including 128 papers in Clinical Psychology, 61 papers in General Health Professions and 56 papers in Health. Recurrent topics in Ann John's work include Suicide and Self-Harm Studies (70 papers), COVID-19 and Mental Health (40 papers) and Health disparities and outcomes (40 papers). Ann John is often cited by papers focused on Suicide and Self-Harm Studies (70 papers), COVID-19 and Mental Health (40 papers) and Health disparities and outcomes (40 papers). Ann John collaborates with scholars based in United Kingdom, United States and Australia. Ann John's co-authors include Roger T. Webb, Sally McManus, Tamsin Ford, Matthew Hotopf, Kathryn M. Abel, Matthias Pierce, Holly Hope, Evangelos Kontopantelis, Stephani L. Hatch and Simon Wessely and has published in prestigious journals such as The Lancet, Journal of Clinical Oncology and SHILAP Revista de lepidopterología.

In The Last Decade

Ann John

237 papers receiving 8.0k citations

Hit Papers

5 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.

Mental health before and during the COVID-19 pandemic: a longitudinal probability sample survey of the UK population

2020 1.9k citations Tamsin Ford, Ann John et al. profile →
Self-Harm, Suicidal Behaviours, and Cyberbullying in Children and Young People: Systematic Review

2018 364 citations Ann John, Amanda Marchant et al. profile →
A systematic review of the relationship between internet use, self-harm and suicidal behaviour in young people: The good, the bad and the unknown

2017 293 citations Amanda Marchant, Keith Lloyd et al. profile →
Mental health responses to the COVID-19 pandemic: a latent class trajectory analysis using longitudinal UK data

2021 262 citations Tamsin Ford, Ann John et al. profile →
The incidence and aetiology of acute pancreatitis across Europe

2017 255 citations Ann John et al. profile →

Peers

Countries citing papers authored by Ann John

Since Specialization

Citations

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

Fields of papers citing papers by Ann John

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ann John. 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 Ann John. The network helps show where Ann John may publish in the future.

Co-authorship network of co-authors of Ann John

This figure shows the co-authorship network connecting the top 25 collaborators of Ann John. A scholar is included among the top collaborators of Ann John 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 Ann John. Ann John is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Effectiveness of suicide means restriction: an overview of systematic reviews 2025 ·BMJ Mental Health ·Sarah Steeg, (unknown), Lisa Marzano, Rina Dutta, Leah Quinlivan, Navneet Kapur, Ann John, Roger T. Webb	0
2	Cardiovascular risk assessment in male and female patients with and without depression: an electronic health record evaluation in Wales 2025 ·European Journal of Preventive Cardiology ·Elizabeth A. Ellins, Richard Summers, Ann John, David Osborn, Keith Lloyd, Ashley Akbari, Mike B. Gravenor, Julian Halcox	0
3	Trends in annual and lifetime prevalence of child and adolescent mental health service use in the UK between 1991 and 2023: Welsh healthcare register linkage study 2025 ·The British Journal of Psychiatry ·(unknown), Prathiba Chitsabesan, Tamsin Ford, Louise Gallagher, Ann John, Fiona McNicholas, Helen Minnis, Anita Thapar, Ian Kelleher	0
4	Characteristics of people with severe mental illness excluded from incentivised physical health checks in the UK: electronic healthcare record study 2025 ·The British Journal of Psychiatry ·Naomi Launders, Caroline Jackson, Joseph Hayes, Ann John, Robert Stewart, Matthew H. Iveson, Elvira Bramon, Bruce Guthrie, Stewart W Mercer, David Osborn	0
5	Navigating challenges and workarounds: A qualitative study of healthcare and support workers' perceptions on providing care to people seeking sanctuary 2024 ·Health Expectations ·Ashrafunnesa Khanom, Bridie Evans, (unknown), (unknown), Lucy Fagan, (unknown), Ann John, (unknown), Mark Kingston, (unknown), Alison Porter, Gillian Richardson, (unknown), (unknown), Helen Snooks	3
6	Parental risk factors and children entering out-of-home care: The effects of cumulative risk and parent’s sex 2024 ·Children and Youth Services Review ·(unknown), Jonathan Scourfield, Rebecca Cannings‐John, Olivier Y. Rouquette, (unknown), (unknown), Karen Broadhurst, Ann John	2
7	Trends in incidence of self-harm, neurodevelopmental and mental health conditions among university students compared with the general population: nationwide electronic data linkage study in Wales 2024 ·The British Journal of Psychiatry ·Ann John, Olivier Y. Rouquette, Sze Chim Lee, Jo Smith, Marcos DelPozo‐Baños	0
8	Effects of the COVID-19 pandemic on the mental health of clinically extremely vulnerable children and children living with clinically extremely vulnerable people in Wales: a data linkage study 2023 ·BMJ Open ·Laura Cowley, Karen Hodgson, Jiao Song, (unknown), Jacinta Tan, Ann John, Amrita Bandyopadhyay, Alisha Davies	2
9	42 Elucidating an Association Between Air Pollution and Mental Health 2023 ·Annals of Work Exposures and Health ·(unknown), (unknown), Jane Lyons, Richard Fry, Ann John, Martin J. D. Clift	1
10	Adaptation of ACTivate Your Wellbeing, a Digital Health and Well-being Program for Young Persons: Co-design Approach 2023 ·JMIR Formative Research ·Menna Brown, (unknown), Ann John	7
11	Can a nation-wide e-cohort of ADHD and ASD in childhood be established using Welsh routinely available datasets? 2023 ·BMJ Open ·K. Langley, Marcos DelPozo‐Baños, (unknown), Shantini Paranjothy, Lucy Riglin, Ann John, Anita Thapar	4
12	The cost of implementing the COVID-19 shielding policy in Wales 2023 ·BMC Public Health ·Bernadette Sewell, Angela Farr, Ashley Akbari, Andrew Carson‐Stevens, Jeremy Dale, Adrian Edwards, Bridie Evans, Ann John, Fatemeh Torabi, Stephen Jolles, Mark Kingston, Jane Lyons, Ronan A Lyons, Alison Porter, Alan Watkins, (unknown), Helen Snooks	1
13	Trauma exposure and co‐occurring ICD ‐11 post‐traumatic stress disorder and complex post‐traumatic stress disorder in adults with lived experience of psychiatric disorder 2022 ·Acta Psychiatrica Scandinavica ·Catrin Lewis, Katie Lewis, (unknown), (unknown), (unknown), Ann John, (unknown), (unknown), (unknown), (unknown), Ian Jones, Jonathan I. Bisson	13
14	A population level study into health vulnerabilities of mothers and fathers involved in public law care proceedings in Wales, UK between 2011 and 2019 2022 ·International Journal for Population Data Science ·Rhodri Johnson, Laura North, Bachar Alrouh, Ann John, Kerina Jones, Ashley Akbari, (unknown), (unknown), (unknown), (unknown), Linda Cusworth, Karen Broadhurst, David Ford, Lucy Griffiths	2
15	Incidence, Mortality and Survival in Young People with Co-Occurring Mental Disorders and Substance Use: A Retrospective Linked Routine Data Study in Wales 2022 ·SHILAP Revista de lepidopterología ·Sarah Rees, Alan Watkins, (unknown), Ann John	10
16	Evaluation of the shielding initiative in Wales (EVITE Immunity): protocol for a quasiexperimental study 2022 ·BMJ Open ·Bridie Evans, Ashley Akbari, Rowena Bailey, (unknown), (unknown), Andrew Carson‐Stevens, (unknown), Adrian Edwards, Ann John, Stephen Jolles, Mark Kingston, Jane Lyons, Ronan A Lyons, Alison Porter, Bernadette Sewell, Catherine A. Thornton, Alan Watkins, (unknown), (unknown), Helen Snooks	4
17	Evidence of increasing recorded diagnosis of autism spectrum disorders in Wales, UK: An e-cohort study 2021 ·Autism ·Jack F. G. Underwood, Marcos DelPozo‐Baños, Aura Frizzati, Ann John, Jérémy Hall	15
18	Clinical management and mortality risk in those with eating disorders and self-harm: e-cohort study using the SAIL databank 2021 ·BJPsych Open ·Ann John, Amanda Marchant, Joanne Demmler, Jacinta Tan, Marcos DelPozo‐Baños	8
19	Adverse childhood experiences during childhood and academic attainment at age 7 and 11 years: an electronic birth cohort study 2020 ·Public Health ·Annette Evans, Katie Hardcastle, (unknown), Daniel Farewell, Ann John, Ronan A Lyons, Sara Long, Mark A Bellis, Shantini Paranjothy	16
20	Using Neural Networks with Routine Health Records to Identify Suicide Risk: Feasibility Study 2018 ·JMIR Mental Health ·Marcos DelPozo‐Baños, Ann John, Nicolai Petkov, Damon Berridge, (unknown), Keith Lloyd, Caroline Jones, (unknown), Carlos M. Travieso	42

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.

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