We gratefully acknowledge Edward Balkovich (RAND) and Jonathan
Koomey (Lawrence Berkeley National Laboratory) for formal reviews
that substantially improved this report. The report further benefited
from review comments by Robert Anderson (RAND), Charles
Grantham (The Institute for the Study of Distributed Work at the
University of California at Berkeley), Imre Gyuk (U.S. Department of
Energy), Kurt Roth (TIAX LLC), and several anonymous reviewers of
earlier drafts. Many other individuals in government, industry, and
the research community generously shared their data, knowledge,
insights, and opinions with us during the course of this study.
We thank all of them. Finally, we thank David Adamson, Debra
Knopman, Janet DeLand, and Jeri O’Donnell for their assistance in
the final preparation of this report.