James Hanken | Academic Influence

James Hanken's AcademicInfluence.com Rankings

James Hanken

Biology

#2501

World Rank

#3956

Historical Rank

#1113

USA Rank

Zoology

#32

World Rank

#119

Historical Rank

#11

USA Rank

Anatomy

#84

World Rank

#292

Historical Rank

#12

USA Rank

Evolutionary Biology

#344

World Rank

#368

Historical Rank

#94

USA Rank

biology Degrees

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Biology

James Hanken's Degrees

PhD Biology University of California, Berkeley
Masters Biology University of California, Berkeley
Bachelors Biology University of California, Berkeley

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Why Is James Hanken Influential?

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According to Wikipedia, James Hanken is the Alexander Agassiz Professor of Zoology at Harvard University as well as the director of the Museum of Comparative Zoology. Hanken received his bachelor's degree and Ph.D. from the University of California, Berkeley. He then did post-doctoral research at Dalhousie University before joining the faculty of the University of Colorado at Boulder. He joined the Harvard faculty in 1999.

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James Hanken's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Miniaturization of Body Size: Organismal Consequences and Evolutionary Significance (1993) (413)
There is no highly conserved embryonic stage in the vertebrates: implications for current theories of evolution and development (1997) (281)
Whole-mount staining of Xenopus and other vertebrates. (1991) (252)
Multiple paternity in Belding's ground squirrel litters. (1981) (223)
Mapping the biosphere: exploring species to understand the origin, organization and sustainability of biodiversity (2012) (174)
Developmental basis of evolutionary digit loss in the Australian lizard Hemiergis. (2003) (171)
Skeletal development in Xenopus laevis (Anura: Pipidae) (1992) (169)
Somite number and vertebrate evolution. (1998) (164)
Inhibition of neural crest migration in Xenopus using antisense slug RNA. (1999) (158)
DNA damage in preserved specimens and tissue samples: a molecular assessment (2008) (146)
Miniaturization and its effects on cranial morphology in plethodontid salamanders, genus Thorius (Amphibia, Plethodontidae): II. The fate of the brain and sense organs and their role in skull morphogenesis and evolution (1983) (122)
Development of the skull of Dermophis mexicanus (amphibia: Gymnophiona), with comments on skull kinesis and amphibian relationships (1982) (115)
Review of fate-mapping studies of osteogenic cranial neural crest in vertebrates. (2008) (113)
Patterns of structural and systematic diversity (1993) (111)
Miniaturization and its effects on cranial morphology in plethodontid salamanders, genus Thorius (Amphibia: Plethodontidae). I. Osteological variation (1984) (108)
Forelimb-hindlimb developmental timing changes across tetrapod phylogeny (2007) (96)
Variation and timing of the cranial ossification sequence of the oriental fire‐bellied toad, Bombina orientalis (Amphibia, Discoglossidae) (1984) (91)
Cranial neural‐crest migration and chondrogenic fate in the oriental fire‐bellied toad Bombina orientalis: Defining the ancestral pattern of head development in anuran amphibians (1996) (87)
Natural History Collections as Emerging Resources for Innovative Education (2014) (84)
Cranial neural crest cells contribute to connective tissue in cranial muscles in the anuran amphibian, Bombina orientalis. (2001) (76)
Why are there so many new amphibian species when amphibians are declining? (1999) (75)
Morphological novelty in the limb skeleton accompanies miniaturization in salamanders. (1985) (75)
Model Systems versus Outgroups Alternative Approaches to the Study of Head Development and Evolution (1993) (73)
Appendicular skeletal morphology in minute salamanders, genus Thorius (amphibia: Plethodontidae): Growth regulation, adult size determination, and natural variation (1982) (72)
Evolution and development of the vertebrate skull: The role of pattern formation. (1993) (70)
Life history and morphological evolution (1992) (69)
Skull development during anuran metamorphosis: I. Early development of the first three bones to form—the exoccipital, the parasphenoid, and the frontoparietal (1988) (66)
The shape of life: Genes, development, and the evolution of animal form: by Rudolf A. Raff University of Chicago Press, 1996. $55.00 hbk, $29.95 pbk (520 pages) ISBN 0 226 70265 0 (1996) (64)
MECHANISTIC BASIS OF LIFE-HISTORY EVOLUTION IN ANURAN AMPHIBIANS : DIRECT DEVELOPMENT (1997) (64)
Larvae in Amphibian Development and Evolution (1999) (62)
Skull development during anuran metamorphosis: III. Role of thyroid hormone in chondrogenesis. (1988) (61)
Mechanistic basis of life history evolution in anuran amphibians: thyroid gland development in the direct-developing frog, Eleutherodactylus coqui. (1998) (60)
Functional and evolutionary mechanisms (1993) (60)
MORPHOLOGICAL EVOLUTION. (1986) (59)
Limb development and evolution: a frog embryo with no apical ectodermal ridge (AER) (1998) (53)
Direct development in the lungless salamanders: what are the consequences for developmental biology, evolution and phylogenesis? (1996) (52)
Mechanisms of skull diversity and evolution (1993) (51)
Evolution of cranial development and the role of neural crest: insights from amphibians (2005) (50)
Limb development in a "nonmodel" vertebrate, the direct-developing frog Eleutherodactylus coqui. (2001) (49)
Pseudotyped retroviruses for infecting axolotl in vivo and in vitro (2013) (48)
Cranial neural crest contributes to the bony skull vault in adult Xenopus laevis: insights from cell labeling studies. (2005) (48)
Miniaturization in plethodontid salamanders (Caudata: Plethodontidae) and its consequences for the brain and visual system (1990) (46)
Evolutionary innovation and conservation in the embryonic derivation of the vertebrate skull (2014) (45)
Cranial ontogeny in Philautus silus (Anura: Ranidae: Rhacophorinae) reveals few similarities with other direct‐developing anurans (2007) (45)
Five New Species of Minute Salamanders, Genus Thorius (Caudata: Plethodontidae), from Northern Oaxaca, Mexico (1994) (42)
Patterns of reproductive‐mode evolution in Old World tree frogs (Anura, Rhacophoridae) (2015) (42)
Skull development during anuran metamorphosis (1988) (40)
Developmental Evidence for Amphibian Origins (1986) (39)
Taruga (Anura: Rhacophoridae), a new genus of foam-nesting tree frogs endemic to Sri Lanka (2011) (39)
Adaptive radiation in miniature: the minute salamanders of the Mexican highlands (Amphibia: Plethodontidae: Thorius) (2013) (36)
Genetic Variation in a Dwarfed Lineage, the Mexican Salamander Genus Thorius (Amphibia: Plethodontidae): Taxonomic, Ecologic and Evolutionary Implications (1983) (35)
High incidence of limb skeletal variants in a peripheral population of the red-backed salamander, Plethodon cinereus (Amphibia: Plethodontidae), from Nova Scotia (1983) (34)
Runx2 is essential for larval hyobranchial cartilage formation in Xenopus laevis (2007) (34)
Terrestrialization, Miniaturization and Rates of Diversification in African Puddle Frogs (Anura: Phrynobatrachidae) (2012) (33)
Segmentation of the vertebrate skull: neural-crest derivation of adult cartilages in the clawed frog, Xenopus laevis. (2008) (33)
Developmental origins of a novel gut morphology in frogs (2013) (32)
Development and Evolution in Amphibians (1989) (31)
Early cranial patterning in the direct‐developing frog Eleutherodactylus coqui revealed through gene expression (2010) (29)
Bulletin of the Museum of Comparative Zoology at Harvard College (2005) (29)
Early cranial neural crest migration in the direct-developing frog, Eleutherodactylus coqui. (1995) (28)
Homology of the cranial vault in birds: new insights based on embryonic fate-mapping and character analysis (2016) (28)
DO LARVAL TRAITS RE‐EVOLVE? EVIDENCE FROM THE EMBRYOGENESIS OF A DIRECT‐DEVELOPING SALAMANDER, PLETHODON CINEREUS (2012) (28)
Kurator: A Kepler Package for Data Curation Workflows (2012) (28)
Phylotypic stage theory. (1998) (28)
Use of fluorescent dextran conjugates as a long‐term marker of osteogenic neural crest in frogs (2004) (27)
Haeckel, Embryos, and Evolution (1998) (26)
Biology of Tiny Animals: Systematics of the Minute Salamanders (Thorius: Plethodontidae) from Veracruz and Puebla, Mexico, with Descriptions of Five New Species (1998) (26)
Diversification of shrub frogs (Rhacophoridae, Pseudophilautus) in Sri Lanka - Timing and geographic context. (2019) (26)
Significance of pre-Quaternary climate change for montane species diversity: insights from Asian salamanders (Salamandridae: Pachytriton). (2013) (25)
Gene expression reveals unique skeletal patterning in the limb of the direct‐developing frog, Eleutherodactylus coqui (2008) (25)
Cranial neural crest emergence and migration in the Mexican axolotl (Ambystoma mexicanum). (2002) (24)
Cranial neural crest-cell migration in the direct-developing frog, Eleutherodactylus coqui: molecular heterogeneity within and among migratory streams. (2002) (23)
Use of a ROSA26:GFP transgenic line for long‐term Xenopus fate‐mapping studies (2006) (22)
Homoplastic evolution of external colouration in Asian stout newts (Pachytriton) inferred from molecular phylogeny (2010) (22)
Native variant limb skeletal patterns in the red‐backed salamander, Plethodon cinereus, are not regenerated (1986) (21)
Convergent evolutionary reduction of atrial septation in lungless salamanders (2016) (20)
Type II collagen distribution during cranial development in Xenopus laevis (2004) (20)
A Solution to the Large Black Salamander Problem (Genus Bolitoglossa) in Costa Rica and Panamá (2005) (20)
Evolution of the head-trunk interface in tetrapod vertebrates (2016) (20)
Geographic Variation in the Limb Skeleton of the Red-Backed Salamander, Plethodon cinereus (1986) (20)
Morphological and genetic investigations of miniaturization in salamanders (genus Thorius) (1981) (18)
Repair of fractured lower jaws in the spotted salamander: Do amphibians form secondary cartilage? (1985) (18)
Molecular anatomy of the developing limb in the coquí frog, Eleutherodactylus coqui (2011) (18)
Dual embryonic origin and patterning of the pharyngeal skeleton in the axolotl (Ambystoma mexicanum) (2015) (18)
Egg Development Time and Clutch Size in Two Neotropical Salamanders (1979) (17)
Semantic Annotation of Mutable Data (2013) (17)
Biology of tiny animals: three new species of minute salamanders (Plethodontidae: Thorius) from Oaxaca, Mexico (2016) (17)
Comparative Osteology of the Genus Pachytriton (Caudata: Salamandridae) from Southeastern China (2012) (17)
Evolutionary Conservation of Thyroid Hormone Receptor and Deiodinase Expression Dynamics in ovo in a Direct-Developing Frog, Eleutherodactylus coqui (2019) (16)
Biodiversity Online: Toward a Network Integrated Biocollections Alliance (2013) (16)
Regulatory elements of Xenopus col2a1 drive cartilaginous gene expression in transgenic frogs. (2010) (15)
Is Heterochrony Still an Effective Paradigm for Contemporary Studies of Evo-devo? (2015) (15)
Montane Salamanders from the Costa Rica–Panamá Border Region, with Descriptions of Two New Species of Bolitoglossa (2007) (15)
Morphology of the cranial skeleton and musculature in the obligate carnivorous tadpole of Lepidobatrachus laevis (Anura: Ceratophryidae) (2013) (15)
A new species of the genus Paramesotriton (Caudata: Salamandridae) from Guangxi Zhuang Autonomous Region, southern China (2009) (14)
A new newt of the genus Cynops (Caudata: Salamandridae) from Fujian Province, southeastern China (2010) (13)
Concealed weapons: erectile claws in African frogs (2008) (13)
Two New Species of Pseudoeurycea (Caudata: Plethodontidae) from the Mountains of Northern Oaxaca, Mexico (2005) (12)
Environmental Oxygen Exposure Allows for the Evolution of Interdigital Cell Death in Limb Patterning. (2019) (12)
Descriptions of five new species of the salamander genus Chiropterotriton (Caudata: Plethodontidae) from eastern Mexico and the status of three currently recognized taxa (2020) (12)
Taxonomic status of the enigmatic salamander Cryptotriton adelos (Amphibia: Plethodontidae) from northern Oaxaca, Mexico, with observations on its skull and postcranial skeleton (2012) (12)
DEVELOPMENT AND EVOLUTION OF THE NEURAL CREST (1989) (11)
From Clinging to Digging: The Postembryonic Skeletal Ontogeny of the Indian Purple Frog, Nasikabatrachus sahyadrensis (Anura: Nasikabatrachidae) (2016) (11)
A new species of newt of the genus Paramesotriton (Salamandridae) from southwestern Guangdong, China, with a new northern record of P. longliensis from western Hubei (2010) (11)
Morphological integration in the cranium during anuran metamorphosis (1989) (10)
Early limb patterning in the direct‐developing salamander Plethodon cinereus revealed by sox9 and col2a1 (2018) (10)
Expression of a novel surfactant protein gene is associated with sites of extrapulmonary respiration in a lungless salamander (2018) (9)
Ontogeny of the anuran urostyle and the developmental context of evolutionary novelty (2020) (9)
Out of the blue: a novel, trans-Atlantic clade of geckos (Gekkota, Squamata) (2014) (8)
New Species of Large Black Salamander, Genus Bolitoglossa (Plethodontidae) from Western Panamá (2001) (7)
Beauty Beyond Belief: The art of Ernst Haeckel transcends his controversial scientific ideas. (1999) (6)
Evolutionary Biology and The (6)
Introduction to the Symposium: Experimental Approaches to the Analysis of Form and Function (1991) (6)
Growth and uptake of mineral by embryos of the direct-developing frog Eleutherodactylus coqui (1996) (6)
A New Species of Big Black Bolitoglossa (Amphibia: Caudata) from Central Panamá (2005) (6)
New species of Pachytriton (Caudata: Salamandridae) from the Nanling Mountain Range, southeastern China (2012) (6)
New Species of Leaf-litter Toad of the Rhinella margaritifera Species Group (Anura: Bufonidae) from Amazonia (2020) (5)
Development and evolution of the tetrapod skull–neck boundary (2020) (5)
Haeckel's Embryos (1998) (5)
Limb skeletal variation in the Jemez Mountains salamander, Plethodon neomexicanus (1990) (5)
Body building exercises (1992) (5)
3D scanning of antique glass by combining photography and computed tomography (2020) (5)
Health, Cost, Prevention and Cure – Value and Value Co-Creation in Public Healthcare (2013) (5)
A new species of Dendropsophus (Anura, Hylidae) from southwestern Amazonia with a green bilobate vocal sac (2020) (4)
Kurator: Tools for Improving Fitness for Use of Biodiversity Data. (2018) (4)
A SEVENTH SPECIES OF MINUTE SALAMANDER (THORIUS: PLETHODONTIDAE) FROM THE SIERRA DE JUAREZ, OAXACA, MEXICO (2016) (4)
Hidden in the litter: cryptic diversity of the leaf-litter toad Rhinella castaneotica–proboscidea complex revealed through integrative taxonomy, with description of a new species from south-western Amazonia (2022) (4)
Using YesWorkflow hybrid queries to reveal data lineage from data curation activities (2017) (4)
6358 Revealed Preferences in a Sequential Prisoners ’ Dilemma : A HorseRace Between Five Utility Functions (2017) (4)
A new nurse frog (Anura: Allobates) from Brazilian Amazonia with a remarkably fast multi-noted advertisement call (2020) (3)
The role of climate and islands in species diversification and reproductive-mode evolution of Old World tree frogs (2021) (3)
Conserved chromatin and repetitive patterns reveal slow genome evolution in frogs (2021) (3)
Technique for revealing the three-dimensional architecture of whole preserved spiculated invertebrates. (1984) (3)
Hanken, J. 2014. Book review: "Tadpoles of Africa: The Biology and Identification of All Known Tadpoles in Sub-Saharan Africa," by A. Channing, M.-O. Rodel, and J. Channing. (2014) (2)
Development of neuroendocrine components of the thyroid axis in the direct-developing frog Eleutherodactylus coqui: formation of the median eminence and onset of pituitary TSH production. (2015) (2)
For Some Species, Reduced Size Is the Key to Survival (1986) (2)
Towards Automated Design, Analysis and Optimization of Declarative Curation Workflows (2014) (2)
Modern museums are far from fossilized (1999) (2)
Reducing the Overidentification of Childhood ADHD: A Stepwise Diagnostic Model (2001) (2)
Molecular anatomy of the developing limb bud in the coqúi frog, Eleutherodactylus coqui (2011) (2)
David Wake: Why are there so many kinds of organisms (but especially salamanders)? (2021) (2)
4,780 AND COUNTING (1999) (1)
12. Salamander Invasion of the Tropics (1987) (1)
Thorius pennatulus Cope, 1869 (Amphibia, Caudata): proposed conservation of the specific name (1988) (1)
Development and Evolution-The Emergence of a New Fietd (2009) (1)
Amputation level‐dependent patterning in urodele limb regeneration (1990) (1)
A review of tadpoles: the biology of anuran larvae by Roy W. McDiarmid and Ronald Altig (2000) (1)
Fitness-for-Use-Framework-aware Data Quality workflows in Kurator (2017) (1)
A scientist in full: the fruitful, flawed Louis Agassiz (2013) (1)
The Role of Pattern Formation (1993) (1)
Append icu I ar Skeletal Mo r p ho I og y i n M i nut e Salamanders , Genus Thorius ( Amphibia : Plethodontidae ) : Growth Regulation , Adult Size Determination , and Natural Variation (1)
Climatic niche evolution of infectious diseases driving amphibian declines (2022) (1)
A novel surfactant protein is associated with extrapulmonary respiration in lungless salamanders (2018) (1)
Figure 1 from: Ferrão M, Moravec J, Hanken J, Lima AP (2020) A new species of Dendropsophus (Anura, Hylidae) from southwestern Amazonia with a green bilobate vocal sac. ZooKeys 942: 77-104. https://doi.org/10.3897/zookeys.942.51864 (2020) (0)
Subject Index Vol. 153, 1995 (1995) (0)
Parent participation in social healthcare for children with an intellectual and/or physical disability at the age of 0-18 (2019) (0)
Figure 4: Salamanders in life. (2016) (0)
Figure 2 from: Ferrão M, Moravec J, Hanken J, Lima AP (2020) A new species of Dendropsophus (Anura, Hylidae) from southwestern Amazonia with a green bilobate vocal sac. ZooKeys 942: 77-104. https://doi.org/10.3897/zookeys.942.51864 (2020) (0)
Data Quality Workflows using Akka (2016) (0)
Developmental origins of novel gut morphology in frogs (2013) (0)
Developmental Basis and Consequences of a Key Innovation in Lungless Salamanders (2020) (0)
Direct Development (2006) (0)
The embryonic origin of the axolotl skull (Ambystoma mexicanum) (2011) (0)
PETER THOROGOOD AND JAMES HANKEN PATTERN FORMATION (2003) (0)
BEAUTY BEYOND BELIEF (1998) (0)
FP-Akka: Experiences and challenges in integrating scientific workflows for data quality control with biodiversity services (2015) (0)
A GUIDE FOR SPATIAL ANALYSIS IN ECOLOGY (2019) (0)
Neural crest derivation of the bony skull of the Mexican axolotl (2012) (0)
Morphological Evolution@@@Mechanisms of Morphological Evolution. (1986) (0)
Neofunctionalization of a lung-gene paralog may facilitate respiration in lungless salamanders (2016) (0)
Developmental basis of evolutionary lung loss in plethodontid salamanders (2022) (0)
Sigma Xi , The Scientific Research Society Development and Evolution in Amphibians (2011) (0)
Lung development in lungless salamanders (2011) (0)
Quantitative analysis of the size and growth of "soft tissues" in analyses of skeletal growth (1981) (0)
Development of the adult-like larval stomach of Lepidobatrachus laevis (2022) (0)
Form and Function in Developmental Evolution. Cambridge Studies in Philosophy and Biology. Edited by Manfred D. Laubichler and Jane Maienschein. Cambridge and New York: Cambridge University Press. $90.00. xviii + 234 p.; ill.; index. ISBN: 978‐0‐521‐87268‐3. 2009. (2011) (0)
A NEW SNOUTED TREEFROG OF THE GENUS SCINAX (ANURA, HYLIDAE) FROM THE WHITE-SAND FORESTS OF CENTRAL AMAZONIA (2022) (0)
Supplementary material from "Expression of a novel surfactant protein gene is associated with sites of extrapulmonary respiration in a lungless salamander" (2018) (0)
Small molecule-mediated “phenotypic engineering” reveals a role for retinoic acid in anuran gut evolution (2008) (0)
Figure 3 from: Ferrão M, Moravec J, Hanken J, Lima AP (2020) A new species of Dendropsophus (Anura, Hylidae) from southwestern Amazonia with a green bilobate vocal sac. ZooKeys 942: 77-104. https://doi.org/10.3897/zookeys.942.51864 (2020) (0)
An alternative evolutionary synthesis (1999) (0)
A salamander model for atrial septal defects and cardiopulmonary evolution (2015) (0)
Embryonic Origin and Patterning of Cranial Muscle in the Mexican Axolotl (Ambystoma mexicanum) (2015) (0)
Data cleaning with the Kurator toolkit: Bridging the gap between conventional scripting and high-performance workflow automation (2015) (0)
Reevaluation of the homology of bones of the cranial vault in tetrapod vertebrates (2015) (0)
Predicting IPO Failures Using Machine Learning Technique * (2018) (0)
Figure 6 from: Ferrão M, Moravec J, Hanken J, Lima AP (2020) A new species of Dendropsophus (Anura, Hylidae) from southwestern Amazonia with a green bilobate vocal sac. ZooKeys 942: 77-104. https://doi.org/10.3897/zookeys.942.51864 (2020) (0)
A Savage Approach to Tropical Biology (2006) (0)
Embryonic origin of the skull: Has the pattern of neural crest derivation changed during vertebrate evolution? (2013) (0)
A new nurse frog of the Allobates tapajos species complex (Anura: Aromobatidae) from the upper Madeira River, Brazilian Amazonia (2022) (0)
Workflow Support for Continuous Data Quality Control in a FilteredPush Network (2014) (0)
How somitic cells migrate into the axolotl limb bud and vertebrate appendicular muscle evolution (2011) (0)
The Art of the Skull: A recurring theme in scientific illustration and fine art, the skull is both an object of beauty a reminder of our mortality (1996) (0)
The Encyclopedia of Life: A New Digital Resource for Taxonomy (2010) (0)
Contents, Vol. 153, 1995 (1995) (0)
Embryonic derivation and segmentation of the bony skull are not conserved among vertebrates: data from amphibians (2009) (0)
Figure 4 from: Ferrão M, Moravec J, Hanken J, Lima AP (2020) A new species of Dendropsophus (Anura, Hylidae) from southwestern Amazonia with a green bilobate vocal sac. ZooKeys 942: 77-104. https://doi.org/10.3897/zookeys.942.51864 (2020) (0)
Differences between ontogenetic and regenerative carpal patterning in the red backed salamander plethodon cinereus (1985) (0)
Figure 5 from: Ferrão M, Moravec J, Hanken J, Lima AP (2020) A new species of Dendropsophus (Anura, Hylidae) from southwestern Amazonia with a green bilobate vocal sac. ZooKeys 942: 77-104. https://doi.org/10.3897/zookeys.942.51864 (2020) (0)
Xenopus Development. Edited by Malgorzata Kloc and Jacek Z. Kubiak. Hoboken (New Jersey): Wiley-Blackwell. $149.95. ix + 413 p. + 52 p.; ill.; index. ISBN: 978-1-118-49281-9. 2014. (2017) (0)
4,780 and Counting: As amphibians disappear, scientists race to discover how many species are out there. (1999) (0)
A BLIND WATCHMAKER MODEL OF HUMAN EVOLUTION (2006) (0)
Darwin Cloud: Mapping real-world data to Darwin Core (2017) (0)

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