Her research is on computer-aided design, and automated reasoning, with an emphasis on architectures for next-generation database management systems and on database security. Professor Winslett received a Presidential Young Investigator Award in 1989 and a Xerox Junior Faculty Award in 1990, and was named a University Scholar by the University of Illinois in 1992. She has served on the program committee for ACM SIGMOD and other conferences in databases and automated reasoning, and is an associate editor of SIGMOD Record as well as the Secretary and Treasurer of ACM SIGART.