Acknowledgments

We would like to thank the reviewers, including Dr. Ilya Lipkovich (Eli Lilly and Company) and Professor Peter Westfall (Texas Tech University), who have provided a careful review of selected chapters and valuable comments.

Alex Dmitrienko wants to thank Drs. Walter Offen, Gregory Sides and Gregory Enas for their advice and encouragement throughout the years.

Christy Chuang Stein wishes to thank Drs. Bruce Stein and Mohan Beltangady for their support and encouragement.

Last, but not least, we would like to thank Donna Faircloth, acquisitions editor at SAS Press, for all the work and time she has invested in this book publishing project.

Alex Dmitrienko, Global Statistical Sciences, Eli Lilly and Company, USA.

Christy Chuang-Stein, Midwest Statistics, Pfizer, USA.

Ralph D'Agostino, Department of Mathematics and Statistics, Boston University, USA.