Hart, Sarah: - Sarah Hart is a respected pure mathematician and a gifted expositor of mathematics. When promoted to full Professor of Mathematics at Birkbeck College (University of London) in 2013, she became the youngest STEM professor at Birkbeck and its first ever woman Mathematics Professor and one of only five women Mathematics Professors under the age of 40 in the United Kingdom. Educated at Oxford and Manchester, Dr Hart currently holds the Gresham Professorship of Geometry, the oldest mathematics chair in the UK. The chair stretches back in an unbroken lineage to 1597. Dr Hart is the 33rd Gresham Professor of Geometry, and the first woman ever to hold the position.