Diane Margaret Maclagan (born 1974)[1] is a professor of mathematics at the University of Warwick.
As a student at Burnside High School in Christchurch, New Zealand, Maclagan competed in the International Mathematical Olympiad in 1990 and 1991, earning a bronze medal in 1991.
Her dissertation, Structures on Sets of Monomial Ideals, was supervised by Bernd Sturmfels.
[5] With Bernd Sturmfels, Maclagan is the author of the book Introduction to Tropical Geometry.
[7] With Rekha R. Thomas, Sara Faridi, Leah Gold, A. V. Jayanthan, Amit Khetan, and Tony Puthenpurakal, she is the author of Computational Algebra and Combinatorics of Toric Ideals.