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Ernst Heinrich Philipp August Haeckel (1834-1919)
By: Karen Wellner
| Published: Jun 16, 2010
Ernst Heinrich Philipp August Haeckel was a prominent comparative anatomist and active lecturer in the late nineteenth and early twentieth centuries…
PeopleHaeckel, Ernst, 1834-1919Biological EvolutionBiographyEvolution
David Starr Jordan (1851-1931)
By: Jill Briggs
| Published: Jun 26, 2013
David Starr Jordan studied fish and promoted eugenics in the US during the late nineteenth and early twentieth centuries. In his work, he embraced…
EugenicsEvolutionEmbryosEmbryologyHeredity
"The Spandrels of San Marco and the Panglossian Paradigm: A Critique of the Adaptationist Programme" (1979), by Stephen J. Gould and Richard C. Lewontin
By: M. Elizabeth Barnes
| Published: Nov 14, 2014
The Spandrels of San Marco and the Panglossian Paradigm: A Critique of the Adaptationist Programme, hereafter called The Spandrels, is an article…
LiteratureGould, Stephen JayEvolutionAdaptationBaer, Karl Ernst von, 1792-1876
Essay: The Cuvier-Geoffroy Debate
By: Valerie Racine
| Published: Oct 07, 2013
In 1830, a dispute erupted in the halls of lÕAcad mie des Sciences in Paris between the two most prominent anatomists of the nineteenth century.…
EssayAnimals--ClassificationCuvier, Georges, baron, 1769-1832AnatomyBiological Evolution
Dissertation: Lessons from Embryos: Haeckel’s Embryo Drawings, Evolution, and Secondary Biology Textbooks
By: Karen Linette Wellner
| Published: Nov 06, 2020
Haeckel believed that the development of an embryo revealed the adult stages of the organism’s ancestors. Haeckel represented this idea with drawings…
TextbooksEmbryosEmbryonic DevelopmentEmbryo DevelopmentPublications
"The Development of the Turtle Carapace" (1989), by Ann Campbell Burke
By: Guido Caniglia
| Published: Oct 20, 2011
Ann Campbell Burke examines the development and evolution of vertebrates, in particular, turtles. Her Harvard University experiments, described in…
LiteratureExperimentsPublicationsTurtlesEvolution
"Testing the Kin Selection Theory: Who Controls the Investments?" from The Ants (1990), by Bert Hölldobler and Edward O. Wilson
By: Kelle Dhein
| Published: Apr 18, 2017
In “Testing the Kin Selection Theory: Who Controls the Investments?” Bert Hölldobler and Edward Osborne Wilson discussed the predictive power of kin…
LiteratureAntsAnimal behaviorReproductionNatural selection
Hox Genes and the Evolution of Vertebrate Axial Morphology Experiment (1995)
By: Joe Brinkman
| Published: Jun 23, 2017
In 1995, researchers Ann Burke, Craig Nelson, Bruce Morgan, and Cliff Tabin in the US studied the genes that regulate the construction of vertebra in…
Homeobox genesMorphology (Animals)Genes, HomeoboxGrowth and DevelopmentExperiments
Gavin Rylands de Beer (1899-1972)
By: Megan Kearl
| Published: Jun 02, 2010
Gavin de Beer was an English zoologist known for his contributions to evolution and embryology, in particular for showing the inadequacy of the germ…
PeopleBiographyEvolutionZoology
"Gene Regulation for Higher Cells: A Theory" (1969), by Roy J. Britten and Eric H. Davidson
By: Justin Wolter
| Published: Sep 10, 2013
In 1969, Roy J. Britten and Eric H. Davidson published Gene Regulation for Higher Cells: A Theory, in Science. A Theory proposes a minimal model…
LiteratureGenetic regulationCell differentiationEvolutionGenes