Darryl Holman's Research Overview
djholman@u.washington.edu
Nearly all of my research can be classified as anthropological
demography. Anthropologists and demographers take interest in the
timing of key events over the human life span. The traditional focus
of demography is the timing of events like births, marriage, divorce,
and death. These events determine the dynamics of populations-the
growth rate, changes in age structure, and population density. An
important sub-field of demography examines the way that human health is
affected by, and affects, the timing of life course events, and how
these, in turn, affect population dynamics. Within biological
anthropology, the timing of events over the life course is of interest
because of their central role in biological fitness. Life-history
theory is an important framework for the study of these events from an
evolutionary perspective. Some demographers have recently begun to use
evolutionary theory as a framework for understanding the timing of life
course events--a field called biodemography. Life-history theory and
biodemography are parallel fields with many of the same goals, and
sharing many research tools.
Within demography, I consider biodemography my area of specialization.
My passion as a scientist is exploration and development of new
insights through the construction of scientific models of
biodemographic phenomena. Much of my work involves developing and
exploring stochastic models that are etiologic--that is, models with
parameters that reflect specific biological or cultural processes
contributing to life history events. I frequently combine this
approach with microdemographic methods and the use biomarkers. In a
sense, I try to approach all of my investigations using the same
etiologic-modeling approach that population geneticists have
successfully employed in their field for the last 70 years. (See Holman 2000
here
for an essay on incorporating these tools into demography).
Follow the links to find more information about projects I am working
on, or take a look at my CV (html format or
pdf format).
Estimating human fecundability and pregnancy loss
Biodemographic models of ovarian and reproductive aging
Ecology of breastfeeding behavior
Statistical methods for paleodemography
Measuring developmental stability of morphometric traits
Biometric investigations of deciduous tooth emergence
mle - a programming language for developing stochastic models
Holman DJ (2000) Biology, Culture and
Demography: Interdisciplinary Opportunities and Directions in
Population Research. Visions of the Future: New Scientific
Opportunities and Emerging Directions in Population Research.
Demographic and Behavioral Sciences Branch, National Institute of Child
Health and Development.
http://www.nichd.nih.gov/about/cpr/dbs/sp/holman.htm.
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