Wikimedia
Wikipedia: Punctuated Equilibrium
This brief explanation of punctuated equilibrium includes paragraphs on the history of the theory and the controversy surrounding it.
Other
Principia Cybernetica Web: Punctuated Equilibrium
Starts with a definition of Punctuated Equilibrium, followed by an explanation of this "Observation," and how it fits with other evolutionary theory.
Biology Corner
Biology Corner: Fossil Record
In this lesson, young scholars use the fossil record to understand the topics of speciation, punctuated equilibrium, and gradualism. Students arrange fictitious animals' fossils by age based on appearance to create a fossil record.
CK-12 Foundation
Ck 12: Biology: Macroevolution
[Free Registration/Login may be required to access all resource tools.] Constrasts gradualism and punctuated equilibrium.
Stanford University
Stanford Presidential Lectures: Stephen Jay Gould
Standford University provides interesting biographical and professional information on Stephen Jay Gould and his many contributions to scientific thought, including his efforts to help people see science "As something that is important...
American Academy of Achievement
Academy of Achievement: Stephen Jay Gould, ph.d.
Read about the life of scientist Stephen Jay Gould. A love for dinosaurs led him into science and he became a leading figure in studies of evolution. He was also a professor and a popular speaker and science writer. Includes a profile,...
Texas A&M University
Eco Systems: Story Time: Stephen Jay Gould
See how Stephen Jay Gould's early interest in baseball influenced his thought process as a scientist.
American Institute of Biological Sciences
Action Bioscience: Species, Speciation and the Environment
The American Institute of Biological Sciences offers this article by Niles Eldredge, evolutionary theorist and curator at the American Museum of Natural History. Eldredge begins with Darwin's theories and summarizes subsequent thought,...
Harvard University
Harvard Gazette: Paleontologist Gould Dies at 60
Stephen Jay Gould, "The bulldog of evolutionary biology," is honored here by Harvard University, where he spend his teaching and writing career. Mention of articles, books, and awards, plus quotes from colleagues, offer an engaging view...
PBS
Pbs Learning Media: Early Tetrapod Fossils
In this transcript of an interview filmed for the PBS series "Evolution," scientists Ted Daeschler and Neil Shubin describe the discovery and significance of some of their key fossil finds.