Chapter 1. Assumptions that inhibit scientific progress in comparative biology / Donn E. Rosen -- Chapter 2. Donald Eric Rosen (1929-1986) / Gareth Nelson -- Chapter 3. Rosen decomposing / Lynne R. Parenti and Brian I. Crother -- Chapter 4. Donn E. Rosen, skepticism, and evolution / Brian I. Crother -- Chapter 5. Network species model consociates process ecology and material object theory / David Kizirian and Maureen A. Donnelly -- Chapter 6. The inhibition of scientific progress : perceptions of biological units / Christopher M. Murray, Caleb D. McMahan, Brian I. Crother, and Craig Guyer -- Chapter 7. Neo-Darwinism, hopeful monsters, and Evo-Devo's much expanded evolutionary synthesis / Mary E. White -- Chapter 8. Does competition generate biodiversity? An essay in honor of Donn Eric Rosen / Maureen A. Donnelly -- Chapter 9. Epistemological concern for estimating extinction : introducing a new model for comparing phylogenies / Prosanta Chakrabarty and Subir Shakya -- Chapter 10. Donn Rosen and the perils of paleontology / Lance Grande -- Chapter 11. Biogeographic origin of mainland Norops (Squamata : Dactyloidae) / Kirsten E. Nicholson, Craig Guyer, and John G. Phillips -- Chapter 12. Modification of comparative biogeographic method protocol to differentiate vicariance and dispersal / Mallory E. Eckstut, Brett R. Riddle, and Brian I. Crother -- Chapter 13. Raising Cain : on the assumptions that inhibit scientific progress in comparative biogeography / Lynne R. Parenti -- Chapter 14. Evidence, pattern and assumptions : reintroducing Rosen's empiricism and skepticism to systematics and biogeography / Randall D. Mooi.