Preface -- Contributors -- Part I Structured Populations -- 1 Analysis of a Cell Population Model with Unequal Division and Ran-dom Transition /Ovide Arino, Marek Kimmel, and Martin Zerner -- 2 Slow Oscillations in a Model of Cell Population Dynamics /Ovide Arino and Abdessamad Mortabit -- 3 Competing Size-Structured Species /J.M. Cushing -- 4 Quiescence in Structured Population Dynamics: Applications to Tumor Growth /Mats Gyllenberg and Glenn F. Webb -- 5 Altruistic Population Model with Sex Differences /Ying-Hen Hsieh -- 6 Remarks on an Epidemic Model with Age Structure /Michel Langlais -- 7 Effect of Reducibility on the Deterministic Spread of Infection in a Heterogeneous Population /John Radcliffe and Linda Rass -- 8 Analysis of Age-Structured Population Models with an Additional Structure lli /Horst R. Thieme -- 9 Mathematical Modeling of Cell Population Dynamics as Applied to the Study of Cellular Aging: A Review and Open Questions /Matthew Witten -- 10 What Can the Theory of Positive Operators Do for You? /Martin Zerner -- Part II Ordinary and Partial Differential Equations Models -- 11 Population Models with State-Dependent Delays /Jacques Belair -- 12 Generalized Lyapunov Methods for Interactive Systems in Biology /W. E. Fitzgibbon, J. J. Morgan, and S. J. Waggoner -- 13 Production, Development, and Maturation of Red Blood Cells: A Mathematical Model /Annette Grabosch and Henk J. A. M. Heijmans -- 14 The Effect of Rapid Oscillations in the Dynamics of Delay Equations /Jack K. Hale and Sjoerd M. Verduyn Lune -- 15 Controllability of Nonlinear Systems with Application to Analysis of Population Dynamics /Jerzy Klamka -- 16 Invariant Manifolds for Partial Functional Differential Equations /Margaret C. Memory -- 17 Competition in a Modified Gradostat /Hal L. Smith -- 18 S-Domain Modeling of Neoplastic Cells Circulation in Mice /Andrzej Swierniak, Zdzislaw Duda, and Janusz S. Skierski -- 19 Generic Modeling of Population Dynamics with S-Systems: Exemplified with