Perdita Emma Stevens (born 1966)[1] is a British mathematician, theoretical computer scientist, and software engineer who holds a personal chair in the mathematics of software engineering as part of the School of Informatics at the University of Edinburgh.
[2] Stevens read mathematics at the University of Cambridge, earning a bachelor's degree in 1987.
She went to the University of Warwick for graduate study in abstract algebra, earning a master's degree in 1988 and completing a PhD in 1992.
[3][4] After working in industry as a software engineer, Stevens joined the Department of Computer Science at the University of Edinburgh in 1984.
She became a reader there in 2003 and in 2014 was given a personal chair as Professor of Mathematics of Software Engineering.