World's Best Scientists 2026 revealed!
Jason D. Weckstein

Jason D. Weckstein

D-Index & Metrics

Animal Science and Veterinary

D-Index
27
Citations
2542
World Ranking
2818
National Ranking
798

Jason D. Weckstein publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Jason D. Weckstein sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 101 publications — 28th percentile

28% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

Jason D. Weckstein D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Jason D. Weckstein sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 27 D-Index — 13th percentile

13% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

Overview

Jason D. Weckstein is affiliated with Drexel University in the United States. Their research primarily focuses on immunology and microbiology, with an emphasis on parasitology, genetics, ecology, and the interconnected fields of ecology, evolution, behavior, and systematics.

Their work covers several main topics, including:

  • Bird parasitology and diseases
  • Vector-borne infectious diseases
  • Genetic diversity and population structure
  • Viral infections and vectors
  • Avian ecology and behavior
  • Animal behavior and reproduction
  • Amphibian and reptile biology

Jason D. Weckstein has contributed to multiple scientific publications, with recent papers including:

  • Global drivers of avian haemosporidian infections vary across zoogeographical regions, 2021, published in Global Ecology and Biogeography
  • The interplay between host biogeography and phylogeny in structuring diversification of the feather louse genus Penenirmus, 2021, Molecular Phylogenetics and Evolution
  • Loss of forest cover and host functional diversity increases prevalence of avian malaria parasites in the Atlantic Forest, 2021, International Journal for Parasitology
  • Multi-character taxonomic review, systematics, and biogeography of the Black-capped/Tawny-bellied Screech Owl (Megascops atricapilla-M. watsonii) complex (Aves: Strigidae), 2021, Zootaxa
  • Parasite-associated mortality in birds: the roles of specialist parasites and host evolutionary distance, 2022, Biology Letters

Their frequent coauthors include:

  • Alan Fecchio
  • Jeffrey A. Bell
  • Kevin P. Johnson
  • Janice H. Dispoto
  • Therese A. Catanach

Jason D. Weckstein has published repeatedly in the following scientific journals and venues:

  • Molecular Phylogenetics and Evolution
  • Parasitology Research
  • The Auk
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Parasitology

Best Publications

  • Biogeography Explains Cophylogenetic Patterns in Toucan Chewing Lice

    Jason D. Weckstein

  • Parasite Prevalence Corresponds to Host Life History in a Diverse Assemblage of Afrotropical Birds and Haemosporidian Parasites

    Holly L. Lutz;Wesley M. Hochachka;Joshua I. Engel;Jeffrey A. Bell

  • Climate variation influences host specificity in avian malaria parasites

    Alan Fecchio;Konstans Wells;Jeffrey A. Bell;Vasyl V. Tkach

  • Anomalous Variation in Mitochondrial Genomes of White-crowned (Zonotrichia leucophrys) and Golden-crowned (Z. atricapilla) Sparrows: Pseudogenes, Hybridization, or Incomplete Lineage Sorting?

    Jason D. Weckstein;Jason D. Weckstein;Robert M. Zink;Rachelle C. Blackwell-Rago;Douglas A. Nelson

  • Unlocking the black box of feather louse diversity: A molecular phylogeny of the hyper-diverse genus Brueelia

    Sarah E. Bush;Jason D. Weckstein;Daniel R Gustafsson;Julie M. Allen

  • Host community similarity and geography shape the diversity and distribution of haemosporidian parasites in Amazonian birds

    A. Fecchio;R. Pinheiro;G. Felix;I. P. Faria

  • Global drivers of avian haemosporidian infections vary across zoogeographical regions

    Alan Fecchio;Nicholas J. Clark;Jeffrey A Bell;Heather Skeen;Heather Skeen

  • Avian host composition, local speciation and dispersal drive the regional assembly of avian malaria parasites in South American birds

    Alan Fecchio;Jeffrey A Bell;Rafael B P Pinheiro;Victor R Cueto

  • A new real-time PCR protocol for detection of avian haemosporidians

    Jeffrey A. Bell;Jason D. Weckstein;Alan Fecchio;Vasyl V. Tkach

  • Deeply conserved susceptibility in a multi-host, multi-parasite system.

    Lisa N. Barrow;Sabrina M. McNew;Sabrina M. McNew;Nora Mitchell;Spencer C. Galen

  • Two new species of Brueelia Kéler, 1936 (Ischnocera, Philopteridae) parasitic on Neotropical trogons (Aves, Trogoniformes)

    Michel Paiva Valim;Jason D. Weckstein

  • An inverse latitudinal gradient in infection probability and phylogenetic diversity for Leucocytozoon blood parasites in New World birds.

    Alan Fecchio;Jeffrey A. Bell;Mariane Bosholn;Jefferson A. Vaughan

  • The perils of using host relationships in parasite taxonomy: phylogeny of the Degeeriella complex.

    Kevin Paul Johnson;Jason D. Weckstein;Christopher C. Witt;Robert C. Faucett

  • Diversification by host switching and dispersal shaped the diversity and distribution of avian malaria parasites in Amazonia

    Alan Fecchio;Alan Fecchio;Jeffrey Andrew Bell;Michael David Collins;Izeni Pires Farias

  • Avian malaria, ecological host traits and mosquito abundance in southeastern Amazonia.

    Alan Fecchio;Vincenzo A Ellis;Jeffrey A Bell;Christian B Andretti

  • MOLECULAR PHYLOGENETICS OF THE RAMPHASTOS TOUCANS: IMPLICATIONS FOR THE EVOLUTION OF MORPHOLOGY, VOCALIZATIONS, AND COLORATION

    Jason D. Weckstein

  • Comparative Phylogenetic Histories of Two Louse Genera Found on Catharus Thrushes and Other Birds

    Chelsea Bueter;Jason D. Weckstein;Kevin P. Johnson;John M. Bates

  • There and back again: Switching between host orders by avian body lice (Ischnocera: Goniodidae)

    Kevin Paul Johnson;Jason D. Weckstein;Mathys J. Meyer;Dale H. Clayton

  • Extensive host-switching of avian feather lice following the Cretaceous-Paleogene mass extinction event

    Robert S. de Moya;Julie M. Allen;Julie M. Allen;Andrew D. Sweet;Andrew D. Sweet;Kimberly K. O. Walden

  • A drop in the bucket of the megadiverse chewing louse genus Myrsidea (Phthiraptera, Amblycera, Menoponidae): ten new species from Amazonian Brazil

    Michel Paiva Valim;Jason D. Weckstein

  • Host associations and turnover of haemosporidian parasites in manakins (Aves: Pipridae).

    Alan Fecchio;Maria Svensson-Coelho;Jeffrey Bell;Vincenzo A. Ellis

  • Phylogenetic relationships in the louse genus Penenirmus based on nuclear (EF‐1α) and mitochondrial (COI) DNA sequences

    Kevin Paul Johnson;Robert G. Moyle;Christopher C. Witt;Robert C. Faucett

  • RECENT EVOLUTIONARY HISTORY OF THE FOX SPARROWS (GENUS: PASSERELLA)

    Robert M. Zink;Jason D. Weckstein

Frequent Co-Authors

Kevin P. Johnson
Kevin P. Johnson University of Illinois at Urbana-Champaign
Vasyl V. Tkach
Vasyl V. Tkach University of North Dakota
John M. Bates
John M. Bates Field Museum of Natural History
Alexandre Aleixo
Alexandre Aleixo Instituto Tecnológico Vale
Robert G. Moyle
Robert G. Moyle University of Kansas
Robert M. Zink
Robert M. Zink University of Minnesota
Sarah E. Bush
Sarah E. Bush University of Utah
Thiago F. Martins
Thiago F. Martins Universidade de São Paulo
Izeni Pires Farias
Izeni Pires Farias Federal University of Amazonas
Vincenzo A. Ellis
Vincenzo A. Ellis University of Delaware

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Related Online Degrees & Career Pathways

For students interested in animal science and veterinary studies, exploring related fields can open diverse career opportunities. Understanding animal behavior and welfare often intersects with human behavioral health, making degrees in counseling a valuable complement.

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Those interested in family dynamics and social systems can consider online marriage and family therapy masters programs, which provide skills beneficial for counseling pet owners or community members facing challenges related to animal care and welfare.

For individuals aiming for leadership or academic roles, a phd in counseling online offers the ability to conduct impactful research or develop innovative intervention programs at the intersection of human and animal wellbeing.

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