genind2DIYABC
Convert population genetics/omics data from genind to DIYABC format for bayesain demographic history modeling
pairwiseHudsonFst
Calculate population-level pairwise fixation indices using the unbiased method in Hudson et al. 1992
importDadiResults
Import, extract, parse, and compare results of demographic history models.
contest-assessment
Replicate simulation models described in Chapin et al. 2019 Behavioral Ecology
GitHub: chapinkj
Python, R, PL/SQL, HTML, markdown, Javascript/Typescript, yaml/toml, shell/BASH, Netlogo
MATLAB, SAS, Sass, Latex, PHP, Mathematica, Visual Basic
Pipeline design, database architecture, data security, version control, continuous integration, workflows
AWS, HPC Systems, Snowflake, Redcap, Postgresql, MySQL, github, SLURM, ESRI
Django, Flask, Jinja2, React, LAMP stack, R Shiny, REST APIs, Javascript (React, dataTables, d3, plotly)
Frequentist and Bayesian, multivariate, ordinal, non-linear and non-parametric
Predictive, simulation, agent-based, analytical, and mixed-effects modeling
Supervised, unsupervised and reinforced machine learning; tensorflow, pytorch
Expert in distilling complex data for popular audiences; R, plotly, Shiny, matplotlib
Geospatial analysis, geocoding, address parsing, GIS, ESRI, Google Maps API
High-throughput (Illumina, Roche), Sanger, restriction enzyme, genotyping-by-sequencing
DNA extract, purification, quantification; PCR, electrophoresis, Sanger sequencing
Sequence processing and alignment, de novo genome assembly, variant calling, metagenomics
Phylogenetics, metagenomics, population and landscape genetics, demographic modeling
Google Scholar: nl6d1xcAAAAJ
ORCID: 0000-0002-8382-4050
Chapin KJ, Kittle A, Dornhaus A. 2022. Social pseudoscorpion nest architecture provides direct benefits to group members and rivals the efficiency of honey bees. Journal of Arachnology 50:323-334 | pdf doi |
Wynne JJ, Niemiller ML, Chapin KJ. 2022. Evolutionary dynamics of cave and surface organisms. In: Cave Biodiversity: Speciation and Diversity of Subterranean Fauna. John Hopkins Press. | site |
Chapin KJ, Paat V, Dornhaus A. 2022. Brood as booty: the effect of colony size and resource value in social insect contests. Behavioral Ecology 33:549-555. | pdf doi |
Chapin KJ, Jones MR, Winkler DE, Rink G, Massatti R. 2022. Evolutionary dynamics inform management interventions of a hanging garden obligate, Carex specuicola. Frontiers in Conservation Science: Conservation Genomics 3: | pdf doi |
Briffa M, Lane SM, Chapin KJ, Peixoto PEC. 2020. Using ternary plots to investigate continuous variation in animal contest strategies. Animal Behaviour 167:85-99 | pdf doi |
Winkler DE, Chapin KJ, Garmon JD, Gaut BS, Huxman TE. 2020. Sahara mustard as a major threat to desert biodiversity in the southwest United States and the need to integrate contemporary methods to understand its biology. Evolution and Ecology 10:14453 | pdf doi |
Kattge J, Bönisch G, Díaz S, Lavorel S,…Chapin KJ, et al. 2019. TRY plant trait database - enhanced coverage and open access. Global Change Biology 26:119-188 | pdf doi |
Chapin KJ Peixoto PE, Briffa M.2019. The point of the triangle and utility of repeated measures: a response to comments on Chapin et al. Behavioral Ecology 30:1191-1192 | pdf doi |
Chapin KJ. 2019. Guano deposition predicts top predator (Amblypygi: Phrynidae) abundance in subtropical caves. Journal of Arachnology 47:385-388 | pdf doi |
Chapin KJ, Peixoto PEC, Briffa M. 2019. Further mismeasures of animal contests: a new framework for assessment strategies. Behavioral Ecology 30:1177-1185 | pdf doi |
Winkler DE, Lin MY, Delgadillo J, Chapin KJ, Huxman TE. 2019. Early life history responses and phenotypic shifts in a rare endemic plant responding to climate change. Conservation Physiology 7:coz076 | pdf doi |
Winkler DE, Chapin KJ, François O, Garmon JD, Gaut BS, Huxman TE. 2019. Multiple introductions and population structure during the rapid expansion of the invasive Sahara mustard (Brassica tournefortii). Ecology & Evolution doi: 10.1002/ece3.5239 | pdf doi |
Chapin KJ, Smith KH. 2019. Vertically stratified arthropod diversity in Florida upland hardwood forests. Florida Entomologist 102:1 | doi |
Chapin KJ, Winkler DE, Wiencek P, Agnarsson I. 2018. Island biogeography and ecological modeling of the amblypygid Phrynus marginemaculatus in the Florida Keys archipelago. Ecology & Evolution 8:9139-9151 | pdf doi |
Chapin KJ, Chen E. 2018. Reproductive strategy of a cave-living arachnid with indeterminate growth (Phrynus longipes). Journal of Arachnology 46:380-383 | pdf doi |
McArthur IW, Miranda G, Seiter M, Chapin KJ. 2018. Global patterns of sexual dimorphism of Amblypygi. Zoologischer Anzeiger 273:56-64. | doi |
Winkler DE, Gremer JR, Chapin KJ, Kao M, Huxman TE. 2018. Rapid alignment of functional trait variation with locality across the invaded range of Sahara mustard (Brassica tournefortii). American Journal of Botany 105:1188-1197 | pdf doi |
Chapin KJ. 2017. Arthropod Life History. In Encyclopedia of Animal Cognition and Behavior. SpringerNature doi:10.1007/978-3-319-47829-6_820-1 | pdf doi |
Chapin KJ, Reed-Guy S. 2017. Territoriality mediates atypical size-symmetric cannibalism in the Amblypygi Phrynus longipes. Ethology 123:772-777 | pdf doi |
Chapin KJ, Nonacs PN, Hayes L. 2017. Evaluating an open-exam approach to engaging students in evolutionary paradoxes: Cheating to Learn. American Biology Teacher 79:140-144 | pdf doi |
Winkler DE, Chapin KJ, Kueppers LM. 2016. Soil moisture mediates alpine life form and community productivity responses to warming. Ecology 97:1553-1563 | pdf doi |
Chapin KJ, Hill-Lindsay S. 2016. Territoriality evidenced by asymmetric intruder-holder motivation in an amblypygid. Behavioural Processes 122:110-115 | pdf doi |
Chapin KJ, Hebets EA. 2016. Invited Review: The behavioral ecology of amblypygids. Journal of Arachnology 44:1-14 | pdf doi |
Chapin KJ. 2015. Cave-epigean behavioral variation of the whip spider Phrynus longipes (Arachnida: Amblypygi) evidenced by activity, vigilance, and aggression. Journal of Arachnology. 43:214-219 | pdf doi |
Chapin KJ. 2014. Microhabitat and spatial complexity predict group size of the whip spider Heterophrynus batesii in Amazonian Ecuador. Journal of Tropical Ecology 30:173-177 | pdf doi |
Chapin KJ. 2011. A subcuticular permanent marking technique (Visual Implant Elastomer) for Scorpions. Journal of Arachnology 39:194-6 | pdf doi |
Chapin KJ, Meylan PA. 2011. Turtle populations at a heavily used recreational site: Ichetucknee Springs State Park, Columbia and Suwannee Counties, Florida. Herpetological Conservation & Biology 6:51-60 |
Dr. Kenny Chapin is an evolutionary biologist and science communicator with a lifelong passion to inspire others about the natural world. He holds degrees in biology, including a PhD in biology from UCLA.
Dr. Chapin has authored dozens of scientific and educational publications in academic journals and books like Animal Behaviour, Behavioral Ecology, and American Biology Teacher; presented at invited lectures and conferences around the globe; and served as a visiting scientist and lecturer at UCLA, UC Davis, and the University of Arizona.
His work has been featured in science news outlets like BBC, National Geographic, The Science Times, Earth Touch News, SciShow, Bad Science, and Science Moab.
Represented by Headwater Literary
Living in a cave isn’t easy, but these six cave-dwelling animals have gained some amazing traits to help them survive there! Watch @ Scishow
He has spent years studying these violent and terrifying-looking animals, and assures that they are truly “delicate and shy” beings. Read @ BBC News
With long, spiky legs and formidable fangs, tailless whip scorpions look a lot scarier than they are… Read @ National Geographic
Whip spiders, also known as tailless whip scorpions, are actually neither spiders nor scorpions. Read @ The Scientist
Tailless whip scorpions are fiercely territorial - and willing to fight for their turf. Scientists recently set out to learn more about the behaviour. Read @ Earth Touch News
The current surge of behavioral and neurophysiological studies about whip spiders has opened a doorway into their strange sensory world. Read @ Science Times
There is shockingly little known about why animals behave the ways they do. Here, we speak with Dr. Kenny Chapin who explains what we know about animal behavior… Listen @ KZMU
The current surge of behavioral and neurophysiological studies about whip spiders has opened a doorway into their strange sensory world. Listen @ Seeker Podcasts