I am asking this since the work of this Fields medallist was not covered in the related question on work of 2018 ICM plenary speakers below.
Work of plenary speakers at ICM 2018
Terry Tao has some discussion about the selection process:
https://terrytao.wordpress.com/2018/08/01/birkar-figalli-scholze-venkatesh/
John Baez has a Twitter feed around it at a nondetailed level.
https://mobile.twitter.com/johncarlosbaez/status/1024723404585193472
Thanks in advance, to anyone who contributes.
A nice overview talk on birational geometry and Fano varieties by Birkar.