Robert B. Penfold

5.3k total citations · 2 hit papers
118 papers, 3.5k citations indexed

About

Robert B. Penfold is a scholar working on Clinical Psychology, General Health Professions and Psychiatry and Mental health. According to data from OpenAlex, Robert B. Penfold has authored 118 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 40 papers in Clinical Psychology, 28 papers in General Health Professions and 24 papers in Psychiatry and Mental health. Recurrent topics in Robert B. Penfold's work include Child and Adolescent Psychosocial and Emotional Development (17 papers), Suicide and Self-Harm Studies (17 papers) and Mental Health Treatment and Access (16 papers). Robert B. Penfold is often cited by papers focused on Child and Adolescent Psychosocial and Emotional Development (17 papers), Suicide and Self-Harm Studies (17 papers) and Mental Health Treatment and Access (16 papers). Robert B. Penfold collaborates with scholars based in United States, United Kingdom and Sweden. Robert B. Penfold's co-authors include Fang Zhang, Gregory E. Simon, Rebecca C. Rossom, Arne Beck, Susan M. Shortreed, Brady Reynolds, Beth E. Waitzfelder, Eric Johnson, Sture Nordholm and Karen J. Coleman and has published in prestigious journals such as JAMA, The Journal of Chemical Physics and Journal of Clinical Oncology.

In The Last Decade

Robert B. Penfold

115 papers receiving 3.4k 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.

Use of Interrupted Time Series Analysis in Evaluating Health Care Quality Improvements

2013 778 citations Robert B. Penfold, Fang Zhang Academic Pediatrics profile →
Predicting Suicide Attempts and Suicide Deaths Following Outpatient Visits Using Electronic Health Records

2018 283 citations Gregory E. Simon, Eric Johnson et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Robert B. Penfold United States	27	1.0k	625	518	465	453	118	3.5k
Zackary Berger United States	24	1.5k 1.5×	945 1.5×	271 0.5×	389 0.8×	386 0.9×	79	4.4k
Charles Taft Sweden	34	937 0.9×	1.5k 2.4×	576 1.1×	1.0k 2.2×	296 0.7×	82	6.1k
John Ruiz United States	35	1.2k 1.2×	767 1.2×	190 0.4×	496 1.1×	783 1.7×	115	4.5k
Henk van Weert Netherlands	36	401 0.4×	716 1.1×	392 0.8×	616 1.3×	357 0.8×	180	4.5k
Jing Shi China	41	1.6k 1.6×	602 1.0×	411 0.8×	328 0.7×	179 0.4×	308	7.0k
Paul H. Lee Hong Kong	40	1.0k 1.0×	959 1.5×	511 1.0×	1.4k 3.0×	464 1.0×	201	7.2k
Tumaini R. Coker United States	38	1.3k 1.3×	1.3k 2.1×	379 0.7×	820 1.8×	419 0.9×	146	4.7k
Moon Fai Chan Oman	43	792 0.8×	1.2k 1.9×	210 0.4×	667 1.4×	889 2.0×	215	4.7k
Diana Lee Hong Kong	43	820 0.8×	1.5k 2.4×	665 1.3×	924 2.0×	308 0.7×	202	5.5k
Betsy Sleath United States	39	496 0.5×	1.6k 2.5×	692 1.3×	733 1.6×	320 0.7×	220	5.2k

Countries citing papers authored by Robert B. Penfold

Since Specialization

Citations

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

Fields of papers citing papers by Robert B. Penfold

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Robert B. Penfold. 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 Robert B. Penfold. The network helps show where Robert B. Penfold may publish in the future.

Co-authorship network of co-authors of Robert B. Penfold

This figure shows the co-authorship network connecting the top 25 collaborators of Robert B. Penfold. A scholar is included among the top collaborators of Robert B. Penfold 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 Robert B. Penfold. Robert B. Penfold 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

Rossom, Rebecca C., Hsueh‐Han Yeh, Robert B. Penfold, et al.. (2025). Psychiatric Medication Adherence in the United States Before and During the COVID ‐19 Pandemic. Pharmacoepidemiology and Drug Safety. 34(10). e70229–e70229.

Grosvenor, Luke P., Lisa Croen, Frances L. Lynch, et al.. (2024). Autism Diagnosis Among US Children and Adults, 2011-2022. JAMA Network Open. 7(10). e2442218–e2442218. 24 indexed citations

Chang, Eva, Robert B. Penfold, & Nancy D Berkman. (2024). Patient Characteristics and Telemedicine Use in the US, 2022. JAMA Network Open. 7(3). e243354–e243354. 21 indexed citations

Penfold, Robert B., Hong Il Yoo, Julie Richards, et al.. (2024). Acceptability of linking individual credit, financial, and public records data to healthcare records for suicide risk machine learning models. JAMIA Open. 7(4). 1 indexed citations

Ramirez, Magaly, et al.. (2023). STAR-Caregivers Virtual Training and Follow-up: a cultural adaptation for Latino caregivers of people with dementia. Translational Behavioral Medicine. 13(9). 625–634. 6 indexed citations

Shortreed, Susan M., Rod Walker, Eric Johnson, et al.. (2023). Complex modeling with detailed temporal predictors does not improve health records-based suicide risk prediction. npj Digital Medicine. 6(1). 47–47. 15 indexed citations

Nau, Claudia, Jordan M. Braciszewski, Rebecca C. Rossom, et al.. (2023). Assessment of Disruptive Life Events for Individuals Diagnosed With Schizophrenia or Bipolar I Disorder Using Data From a Consumer Credit Reporting Agency. JAMA Psychiatry. 80(7). 710–710. 5 indexed citations

Penfold, Robert B., Ursula Whiteside, Eric Johnson, et al.. (2021). Utility of item 9 of the patient health questionnaire in the prospective identification of adolescents at risk of suicide attempt. Suicide and Life-Threatening Behavior. 51(5). 854–863. 17 indexed citations

Chavez, Laura J., Kelly J. Kelleher, Arne Beck, Gregory N. Clarke, & Robert B. Penfold. (2021). Trends Over Time in Antipsychotic Initiation at a Large Children's Health Care System. Journal of Child and Adolescent Psychopharmacology. 31(5). 381–386. 3 indexed citations

10.

Penfold, Robert B., Robert J. Hilt, Adelaide S. Robb, et al.. (2021). Development of a Symptom-Focused Model to Guide the Prescribing of Antipsychotics in Children and Adolescents: Results of the First Phase of the Safer Use of Antipsychotics in Youth (SUAY) Clinical Trial. Journal of the American Academy of Child & Adolescent Psychiatry. 61(1). 93–102. 1 indexed citations

11.

Parchman, Michael L., et al.. (2020). The Ability of Practices to Report Clinical Quality Measures: More Evidence of the Size Paradox?. The Journal of the American Board of Family Medicine. 33(4). 620–625. 5 indexed citations

12.

Richards, Julie, Susan M. Shortreed, Greg E. Simon, et al.. (2020). Association Between Patterns of Alcohol Use and Short-Term Risk of Suicide Attempt Among Patients With and Without Reported Suicidal Ideation. Journal of Addiction Medicine. 14(5). e160–e169. 8 indexed citations

13.

Franz, Berkeley, Daniel Skinner, Anna M. Kerr, Robert B. Penfold, & Kelly J. Kelleher. (2017). Hospital–Community Partnerships: Facilitating Communication for Population Health on Columbus’ South Side. Health Communication. 33(12). 1462–1474. 16 indexed citations

14.

Simon, Gregory E., Arne Beck, Rebecca C. Rossom, et al.. (2016). Population-based outreach versus care as usual to prevent suicide attempt: study protocol for a randomized controlled trial. Trials. 17(1). 452–452. 35 indexed citations

15.

Simon, Gregory E., Karen J. Coleman, Rebecca C. Rossom, et al.. (2016). Risk of Suicide Attempt and Suicide Death Following Completion of the Patient Health Questionnaire Depression Module in Community Practice. The Journal of Clinical Psychiatry. 77(2). 221–227. 143 indexed citations

16.

Parchman, Michael L., Nora B. Henrikson, Paula R. Blasi, et al.. (2016). Taking action on overuse: Creating the culture for change. Healthcare. 5(4). 199–203. 32 indexed citations

17.

Miller, Christopher J., Mingfei Li, Robert B. Penfold, et al.. (2015). The Ascendancy of Second-Generation Antipsychotics as Frontline Antimanic Agents. Journal of Clinical Psychopharmacology. 35(6). 645–653. 9 indexed citations

18.

Lu, Christine Y., Fan Zhang, Matthew Lakoma, et al.. (2014). Changes in antidepressant use by young people and suicidal behavior after FDA warnings and media coverage: quasi-experimental study. BMJ. 348(jun18 24). g3596–g3596. 127 indexed citations

19.

Penfold, Robert B. & Fang Zhang. (2013). Use of Interrupted Time Series Analysis in Evaluating Health Care Quality Improvements. Academic Pediatrics. 13(6). S38–S44. 778 indexed citations breakdown →

20.

Grandison, Scott, Robert B. Penfold, & Jules Vandenbroeck. (2005). Monte Carlo simulation of an inhomogeneous dielectric continuum model for B-DNA. Physical Chemistry Chemical Physics. 7(19). 3486–3486. 6 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.

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