Understanding genetic drift is crucial for a comprehensive understanding of biology, yet it is difficult to learn because it combines the conceptual challenges of both evolution and randomness. To help assess strategies for teaching genetic drift, we have developed and evaluated the Genetic Drift Inventory (GeDI), a concept inventory that measures…

This is the first in a series of five articles describing a national study of general education astronomy students' conceptual and reasoning difficulties with cosmology. In this paper, we describe the process by which we designed four new surveys to assess general education astronomy students' conceptual cosmology knowledge. These surveys focused…

Reports on an interview with John Maynard Smith, one of the most important evolutionary biologists since Darwin. (JRH)

Presents an interview with biologist Stephen Jay Gould in which he discusses the state of biology education and the continuing debate over the evidence that supports the theory of evolution. (DDR)