She is a co-principal investigator of one of the longest-running social science longitudinal surveys - Panel Study of Income Dynamics.

He was also a co-principal investigator of the American National Election Study, the nation's long-running and most comprehensive academic research project exploring voter decision-making.

Walter Hawthorne, Chair of the History Department, is co-principal investigator of this project.

He married the co-principal investigator, Jane Stacy, in 1963, and they had two sons, Stephen and Robert.

Seven other University of Illinois professors joined as co-principal investigators, and many others provided descriptions of what could be accomplished if the proposal were accepted.

Yen has been a Principal investigator or co-Principal investigator of several multi-million-dollar research projects on these topics.

Resnick is also a co-founder and a co-principal investigator of the Center for Civic Media at MIT.

He was a co-principal investigator of the CALO project, which is the predecessor for several AI technologies including Siri.

Wagih was either the principal or the co-principal investigator for many national and internationally-linked scientific research projects on several aspects of biotechnology and genetic engineering.

Dr. Matsen has served as the primary or co-principal investigator on many orthopedic research projects and has written or coauthored dozens of journal articles.