Over the weekend we heard the sad news that mathematician Sir Michael Atiyah has passed away on 11th January. One of the few mathematicians to have been awarded both a Fields medal and an Abel prize, Atiyah leaves behind an extensive mathematical legacy and will be missed by many.
A tribute to former President of the Royal Society Sir Michael Atiyah OM FRS (1929 – 2019), on the Royal Society website
Mathematician Sir Michael Atiyah dies aged 89, at BBC News
Michael Atiyah, Mathematician in Newton’s Footsteps, Dies at 89 at the New York Times