The Use of Multi-State Life Tables in Estimating Places for Biomedical and Behavioral Scientists -- Copyright -- Acknowledgments -- Contents -- Demographic Models -- INTRODUCTION -- Demographic Modeling: An Overview -- Modeling the Biomedical/Behavioral Workforce: Strengths and Limitations -- Applying the Model to the Biomedical and Behavioral Science Workforce -- The Data -- TRANSITION RATES -- Retirements -- Field Mobility -- Deaths -- New Entrants -- Summary of Flow Data -- STABILITY OF ESTIMATES -- PRECISION OF ESTIMATES -- Initial Results -- ACCURACY OF THE MODEL -- Summary, Conclusions, and Recommendations -- SUMMARY -- CONCLUSIONS -- RECOMMENDATIONS -- References -- Appendix A An Examination of the Assumption of Zero Immigration -- REFERENCES -- Appendix B -- Appendix C Transition Rates -- Appendix D.