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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Mathematics 51 1000 853 463 370 380 14157

Dylan S. Small publications per year

The chart shows the history of publications by Dylan S. Small between 1975 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Dylan S. Small published across 52 years, from 1975 to 2026, averaging 11 papers a year. Output peaked at 65 publications in 2020. 25 of the 572 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 1975 to 2026. Vertical axis: number of publications, 0 to 65. Peak 65 publications in 2020. 1975: 1 publication 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 0 publications 1995: 0 publications 1996: 0 publications 1997: 0 publications 1998: 0 publications 1999: 0 publications 2000: 0 publications 2001: 1 publication 2002: 0 publications 2003: 0 publications 2004: 0 publications 2005: 1 publication 2006: 4 publications 2007: 4 publications 2008: 5 publications 2009: 13 publications 2010: 6 publications 2011: 9 publications 2012: 17 publications 2013: 24 publications 2014: 27 publications 2015: 39 publications 2016: 45 publications 2017: 43 publications 2018: 47 publications 2019: 54 publications 2020: 65 publications 2021: 60 publications 2022: 31 publications 2023: 25 publications 2024: 26 publications 2025: 24 publications 2026: 1 publication
1975 2026

572 publications in total across all disciplines

View publications per year as a table
Dylan S. Small: publications per year, 1975 to 2026
Year Publications
1975 1
1976 0
1977 0
1978 0
1979 0
1980 0
1981 0
1982 0
1983 0
1984 0
1985 0
1986 0
1987 0
1988 0
1989 0
1990 0
1991 0
1992 0
1993 0
1994 0
1995 0
1996 0
1997 0
1998 0
1999 0
2000 0
2001 1
2002 0
2003 0
2004 0
2005 1
2006 4
2007 4
2008 5
2009 13
2010 6
2011 9
2012 17
2013 24
2014 27
2015 39
2016 45
2017 43
2018 47
2019 54
2020 65
2021 60
2022 31
2023 25
2024 26
2025 24
2026 1
Total 572
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Dylan S. Small publication distribution in Mathematics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mathematics in 2026. The highlighted bar marks where Dylan S. Small sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 100 bars. Horizontal axis: publications, 42–46 to 537+. Vertical axis: number of scientists, 0 to 112. Most scientists, 112, have 142–146 publications. The last bar groups every scientist with 537 publications or more. The highlighted bar, 377–381 publications, is where this scientist sits. 42–46 publications: 3 scientists 47–51 publications: 5 scientists 52–56 publications: 7 scientists 57–61 publications: 20 scientists 62–66 publications: 14 scientists 67–71 publications: 25 scientists 72–76 publications: 19 scientists 77–81 publications: 35 scientists 82–86 publications: 50 scientists 87–91 publications: 60 scientists 92–96 publications: 86 scientists 97–101 publications: 84 scientists 102–106 publications: 83 scientists 107–111 publications: 90 scientists 112–116 publications: 99 scientists 117–121 publications: 90 scientists 122–126 publications: 91 scientists 127–131 publications: 109 scientists 132–136 publications: 110 scientists 137–141 publications: 98 scientists 142–146 publications: 112 scientists 147–151 publications: 102 scientists 152–156 publications: 88 scientists 157–161 publications: 106 scientists 162–166 publications: 83 scientists 167–171 publications: 102 scientists 172–176 publications: 77 scientists 177–181 publications: 81 scientists 182–186 publications: 78 scientists 187–191 publications: 71 scientists 192–196 publications: 92 scientists 197–201 publications: 64 scientists 202–206 publications: 69 scientists 207–211 publications: 64 scientists 212–216 publications: 62 scientists 217–221 publications: 58 scientists 222–226 publications: 53 scientists 227–231 publications: 50 scientists 232–236 publications: 46 scientists 237–241 publications: 46 scientists 242–246 publications: 46 scientists 247–251 publications: 43 scientists 252–256 publications: 29 scientists 257–261 publications: 45 scientists 262–266 publications: 30 scientists 267–271 publications: 33 scientists 272–276 publications: 34 scientists 277–281 publications: 30 scientists 282–286 publications: 31 scientists 287–291 publications: 21 scientists 292–296 publications: 34 scientists 297–301 publications: 26 scientists 302–306 publications: 10 scientists 307–311 publications: 17 scientists 312–316 publications: 23 scientists 317–321 publications: 13 scientists 322–326 publications: 16 scientists 327–331 publications: 26 scientists 332–336 publications: 13 scientists 337–341 publications: 13 scientists 342–346 publications: 16 scientists 347–351 publications: 17 scientists 352–356 publications: 12 scientists 357–361 publications: 18 scientists 362–366 publications: 18 scientists 367–371 publications: 9 scientists 372–376 publications: 11 scientists 377–381 publications: 8 scientists 382–386 publications: 8 scientists 387–391 publications: 9 scientists 392–396 publications: 9 scientists 397–401 publications: 8 scientists 402–406 publications: 11 scientists 407–411 publications: 6 scientists 412–416 publications: 6 scientists 417–421 publications: 9 scientists 422–426 publications: 8 scientists 427–431 publications: 5 scientists 432–436 publications: 8 scientists 437–441 publications: 8 scientists 442–446 publications: 4 scientists 447–451 publications: 4 scientists 452–456 publications: 4 scientists 457–461 publications: 2 scientists 462–466 publications: 2 scientists 467–471 publications: 4 scientists 472–476 publications: 3 scientists 477–481 publications: 3 scientists 482–486 publications: 6 scientists 487–491 publications: 3 scientists 492–496 publications: 5 scientists 497–501 publications: 5 scientists 502–506 publications: 1 scientist 507–511 publications: 6 scientists 512–516 publications: 4 scientists 517–521 publications: 1 scientist 522–526 publications: 3 scientists 527–531 publications: 1 scientist 532–536 publications: 4 scientists 537+ publications: 100 scientists
42–46 publications 537+

This scientist: 380 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 537 publications or more.

View publications distribution as a table
Number of Mathematics scientists by publication count, Research.com 2026 ranking edition. Based on 3,584 ranked scientists.
Publications Scientists This scientist
42–46 3
47–51 5
52–56 7
57–61 20
62–66 14
67–71 25
72–76 19
77–81 35
82–86 50
87–91 60
92–96 86
97–101 84
102–106 83
107–111 90
112–116 99
117–121 90
122–126 91
127–131 109
132–136 110
137–141 98
142–146 112
147–151 102
152–156 88
157–161 106
162–166 83
167–171 102
172–176 77
177–181 81
182–186 78
187–191 71
192–196 92
197–201 64
202–206 69
207–211 64
212–216 62
217–221 58
222–226 53
227–231 50
232–236 46
237–241 46
242–246 46
247–251 43
252–256 29
257–261 45
262–266 30
267–271 33
272–276 34
277–281 30
282–286 31
287–291 21
292–296 34
297–301 26
302–306 10
307–311 17
312–316 23
317–321 13
322–326 16
327–331 26
332–336 13
337–341 13
342–346 16
347–351 17
352–356 12
357–361 18
362–366 18
367–371 9
372–376 11
377–381 8 380
382–386 8
387–391 9
392–396 9
397–401 8
402–406 11
407–411 6
412–416 6
417–421 9
422–426 8
427–431 5
432–436 8
437–441 8
442–446 4
447–451 4
452–456 4
457–461 2
462–466 2
467–471 4
472–476 3
477–481 3
482–486 6
487–491 3
492–496 5
497–501 5
502–506 1
507–511 6
512–516 4
517–521 1
522–526 3
527–531 1
532–536 4
537+ 100
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Dylan S. Small D-index placement in Mathematics in 2026

The chart shows the D-index (discipline H-index) distribution of Mathematics scientists ranked by Research.com in 2026. The highlighted bar marks where Dylan S. Small sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 57 bars. Horizontal axis: D-Index, 30 to 86+. Vertical axis: number of scientists, 0 to 174. Most scientists, 174, have 30 D-Index. The last bar groups every scientist with 86 D-Index or more. The highlighted bar, 51 D-Index, is where this scientist sits. 30 D-Index: 174 scientists 31 D-Index: 151 scientists 32 D-Index: 174 scientists 33 D-Index: 117 scientists 34 D-Index: 136 scientists 35 D-Index: 127 scientists 36 D-Index: 145 scientists 37 D-Index: 153 scientists 38 D-Index: 150 scientists 39 D-Index: 150 scientists 40 D-Index: 138 scientists 41 D-Index: 136 scientists 42 D-Index: 93 scientists 43 D-Index: 108 scientists 44 D-Index: 115 scientists 45 D-Index: 112 scientists 46 D-Index: 103 scientists 47 D-Index: 75 scientists 48 D-Index: 59 scientists 49 D-Index: 67 scientists 50 D-Index: 60 scientists 51 D-Index: 57 scientists 52 D-Index: 59 scientists 53 D-Index: 62 scientists 54 D-Index: 60 scientists 55 D-Index: 50 scientists 56 D-Index: 42 scientists 57 D-Index: 54 scientists 58 D-Index: 50 scientists 59 D-Index: 42 scientists 60 D-Index: 41 scientists 61 D-Index: 35 scientists 62 D-Index: 40 scientists 63 D-Index: 21 scientists 64 D-Index: 31 scientists 65 D-Index: 27 scientists 66 D-Index: 29 scientists 67 D-Index: 19 scientists 68 D-Index: 25 scientists 69 D-Index: 17 scientists 70 D-Index: 18 scientists 71 D-Index: 12 scientists 72 D-Index: 14 scientists 73 D-Index: 13 scientists 74 D-Index: 18 scientists 75 D-Index: 9 scientists 76 D-Index: 11 scientists 77 D-Index: 10 scientists 78 D-Index: 9 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 10 scientists 82 D-Index: 5 scientists 83 D-Index: 5 scientists 84 D-Index: 13 scientists 85 D-Index: 6 scientists 86+ D-Index: 99 scientists
30 D-Index 86+

This scientist: 51 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 86 D-Index or more.

View D-Index distribution as a table
Number of Mathematics scientists by D-index, Research.com 2026 ranking edition. Based on 3,584 ranked scientists.
D-Index Scientists This scientist
30 174
31 151
32 174
33 117
34 136
35 127
36 145
37 153
38 150
39 150
40 138
41 136
42 93
43 108
44 115
45 112
46 103
47 75
48 59
49 67
50 60
51 57 51
52 59
53 62
54 60
55 50
56 42
57 54
58 50
59 42
60 41
61 35
62 40
63 21
64 31
65 27
66 29
67 19
68 25
69 17
70 18
71 12
72 14
73 13
74 18
75 9
76 11
77 10
78 9
79 16
80 12
81 10
82 5
83 5
84 13
85 6
86+ 99
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Research.com Recognitions

  • 2013 - Fellow of the American Statistical Association (ASA)

Overview

Dylan S. Small is affiliated with the University of Pennsylvania in the United States. Their research spans the intersection of Medicine and Mathematics, with a particular focus on Statistics and Probability alongside applications in Public Health, Environmental and Occupational Health, and Economics and Econometrics.

The scientist's work covers a variety of subfields, emphasizing the areas of Epidemiology and General Health Professions. Their core research topics include Advanced Causal Inference Techniques, Statistical Methods and Inference, and Statistical Methods and Bayesian Inference. Other notable research interests include Statistical Methods in Clinical Trials, Physical Activity and Health, Malaria Research and Control, and Health Systems, Economic Evaluations, and Quality of Life.

Throughout their career, Dylan S. Small has published extensively in several venues. The most frequent publication venues include:

  • arXiv (Cornell University)
  • JAMA Network Open
  • Journal of the American Statistical Association
  • Biometrics
  • The Annals of Applied Statistics

Some of their recent notable papers, including publication year and venue, are:

  • "Statistical inference in two-sample summary-data Mendelian randomization using robust adjusted profile score," 2020, The Annals of Statistics
  • "Effect of Integrating Machine Learning Mortality Estimates With Behavioral Nudges to Clinicians on Serious Illness Conversations Among Patients With Cancer," 2020, JAMA Oncology
  • "Causal inference for heritable phenotypic risk factors using heterogeneous genetic instruments," 2021, PLoS Genetics
  • "Long-term Effect of Machine Learning-Triggered Behavioral Nudges on Serious Illness Conversations and End-of-Life Outcomes Among Patients With Cancer," 2023, JAMA Oncology
  • "Spending And Quality After Three Years Of Medicare's Voluntary Bundled Payment For Joint Replacement Surgery," 2020, Health Affairs

Dylan S. Small has collaborated frequently with several coauthors. The most prominent coauthors include Mitesh S. Patel, Ting Ye, Kevin G. Volpp, Charles A. L. Rareshide, and Siyu Heng.

In recognition of contributions to the field, they were awarded Fellow status by the American Statistical Association (ASA) in 2013.

Best Publications

  • A review of instrumental variable estimators for Mendelian randomization

    Stephen Burgess;Dylan S Small;Simon Gregory Thompson

  • Instrumental variable methods for causal inference

    Michael Baiocchi;Jing Cheng;Dylan S. Small

  • Randomized Trial of Four Financial-Incentive Programs for Smoking Cessation

    Scott D. Halpern;Benjamin French;Dylan S. Small;Kathryn Saulsgiver

  • Randomized trial of four financial-incentive programs for smoking cessation.

    Scott D Halpern;Benjamin French;Dylan S Small;Kathryn Saulsgiver

  • The use of bootstrapping when using propensity-score matching without replacement: a simulation study

    Peter C. Austin;Peter C. Austin;Dylan S. Small

  • Instrumental Variables Estimation With Some Invalid Instruments and its Application to Mendelian Randomization

    Hyunseung Kang;Anru Zhang;T. Tony Cai;Dylan S. Small

  • Framing Financial Incentives to Increase Physical Activity Among Overweight and Obese Adults: A Randomized, Controlled Trial

    Mitesh S. Patel;David A. Asch;Roy Rosin;Dylan S. Small

  • The Differential Impact of Delivery Hospital on the Outcomes of Premature Infants

    Scott A. Lorch;Michael Baiocchi;Michael Baiocchi;Corinne E. Ahlberg;Dylan S. Small;Dylan S. Small

  • A Randomized Trial of Nighttime Physician Staffing in an Intensive Care Unit

    Meeta Prasad Kerlin;Dylan S. Small;Elizabeth Cooney;Barry D. Fuchs

  • Effect of a Game-Based Intervention Designed to Enhance Social Incentives to Increase Physical Activity Among Families: The BE FIT Randomized Clinical Trial.

    Mitesh S. Patel;Emelia J. Benjamin;Kevin G. Volpp;Caroline S. Fox

  • Powerful three-sample genome-wide design and robust statistical inference in summary-data Mendelian randomization.

    Qingyuan Zhao;Yang Chen;Jingshu Wang;Dylan S Small

  • A Randomized Trial of Nighttime Physician Staffing in an Intensive Care Unit

    Meeta Prasad Kerlin;Dylan S Small;Elizabeth Cooney;Barry D Fuchs

  • Building a Stronger Instrument in an Observational Study of Perinatal Care for Premature Infants

    Mike Baiocchi;Dylan S. Small;Scott Lorch;Paul R. Rosenbaum

  • Nonparametric methods for doubly robust estimation of continuous treatment effects

    Edward H. Kennedy;Zongming Ma;Matthew D. McHugh;Dylan S. Small

  • Statistical inference in two-sample summary-data Mendelian randomization using robust adjusted profile score

    Qingyuan Zhao;Jingshu Wang;Gibran Hemani;Jack Bowden

  • Outcomes and Statistical Power in Adult Critical Care Randomized Trials

    Michael O. Harhay;Jason Wagner;Sarah J. Ratcliffe;Rachel S. Bronheim

  • Predicting Customer Value Using Clumpiness: From RFM to RFMC

    Yao Zhang;Eric T. Bradlow;Dylan S. Small

  • Effect of Integrating Machine Learning Mortality Estimates With Behavioral Nudges to Clinicians on Serious Illness Conversations Among Patients With Cancer: A Stepped-Wedge Cluster Randomized Clinical Trial.

    Christopher R Manz;Ravi B Parikh;Ravi B Parikh;Dylan S Small;Chalanda N Evans

  • Sensitivity Analysis for Instrumental Variables Regression With Overidentifying Restrictions

    Dylan S Small

  • Effectiveness of Behaviorally Designed Gamification Interventions With Social Incentives for Increasing Physical Activity Among Overweight and Obese Adults Across the United States: The STEP UP Randomized Clinical Trial

    Mitesh S Patel;Dylan S Small;Joseph D Harrison;Michael P Fortunato

  • War and Wages : The Strength of Instrumental Variables and Their Sensitivity to Unobserved Biases

    Dylan S Small;Paul R Rosenbaum

  • Individual Versus Team-Based Financial Incentives to Increase Physical Activity: A Randomized, Controlled Trial.

    Mitesh S. Patel;Mitesh S. Patel;David A. Asch;David A. Asch;Roy Rosin;Dylan S. Small

  • Bounds on causal effects in three-arm trials with non-compliance

    Jing Cheng;Dylan S. Small

Frequent Co-Authors

Paul R. Rosenbaum
Paul R. Rosenbaum University of Pennsylvania
Kevin G. Volpp
Kevin G. Volpp University of Pennsylvania
David A. Asch
David A. Asch University of Pennsylvania
Tony Cai
Tony Cai University of Pennsylvania
Luke Keele
Luke Keele University of Pennsylvania
David F. Dinges
David F. Dinges University of Pennsylvania
Michael J. Levy
Michael J. Levy Harvard Medical School
Judy A. Shea
Judy A. Shea University of Pennsylvania
Andrea B. Troxel
Andrea B. Troxel New York University
George Loewenstein
George Loewenstein Carnegie Mellon University

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