Evidence map›Paper›PMID 25009181›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2014

The fossilized birth-death process for coherent calibration of divergence-time estimates.

Tracy A Heath, John P Huelsenbeck, Tanja Stadler

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 260 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
260citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

260 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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  8. Environmental Context of Hominin Foot Evolution.American journal of biological anthropology · 2026
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200 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Tracy A HeathDepartment of Integrative Biology, University of California, Berkeley, CA 94720;Department of Ecology and Evolutionary Biology, University of Kansas, Lawrence, KS 66045;
John P HuelsenbeckDepartment of Integrative Biology, University of California, Berkeley, CA 94720;Department of Biological Sciences, Faculty of Science, King Abdulaziz University, Jeddah 21589, Saudi Arabia;
Tanja StadlerDepartment of Environmental Systems Science, Eidgenössische Technische Hochschule Zürich, 8092 Zurich, Switzerland; andDepartment of Biosystems Science and Engineering, Eidgenössische Technische Hochschule Zürich, 4058 Basel, Switzerland tanja.stadler@bsse.ethz.ch.

Funding

Extending Bayesian Phylogenetic AnalysisR01GM069801 · NIGMS · UNIVERSITY OF CALIFORNIA SAN DIEGO · PI HUELSENBECK, JOHN P. · 2004 to 2013
$2.1M
Bayesian Joint Estimation of Alignment and PhylogenyR01GM086887 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI SUCHARD, MARC A. · 2008 to 2012
$1.5M
NIGMS NIH HHS GM-069801NIGMS NIH HHS GM-086887NIGMS NIH HHS R01 GM069801NIGMS NIH HHS R01 GM086887
6 · The paper itself

Abstract

Time-calibrated species phylogenies are critical for addressing a wide range of questions in evolutionary biology, such as those that elucidate historical biogeography or uncover patterns of coevolution and diversification. Because molecular sequence data are not informative on absolute time, external data--most commonly, fossil age estimates--are required to calibrate estimates of species divergence dates. For Bayesian divergence time methods, the common practice for calibration using fossil information involves placing arbitrarily chosen parametric distributions on internal nodes, often disregarding most of the information in the fossil record. We introduce the "fossilized birth-death" (FBD) process--a model for calibrating divergence time estimates in a Bayesian framework, explicitly acknowledging that extant species and fossils are part of the same macroevolutionary process. Under this model, absolute node age estimates are calibrated by a single diversification model and arbitrary calibration densities are not necessary. Moreover, the FBD model allows for inclusion of all available fossils. We performed analyses of simulated data and show that node age estimation under the FBD model results in robust and accurate estimates of species divergence times with realistic measures of statistical uncertainty, overcoming major limitations of standard divergence time estimation methods. We used this model to estimate the speciation times for a dataset composed of all living bears, indicating that the genus Ursus diversified in the Late Miocene to Middle Pliocene.

Indexed as

Biological EvolutionFossilsModels, BiologicalAnimalsCalibrationComputer SimulationExtinction, BiologicalTime FactorsUrsidaeBayesian divergence time estimationMCMCphylogeneticsrelaxed clocktime tree

Identifiers

PMID25009181
PMCPMC4115571

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.