Dear friends and colleagues, this week on Friday 14 July 2017 El Maati Ouhabaz (University of Bordeaux, France) is giving a talk in the PDE Seminar on "Lions’ maximal regularity problem for non-autonomous evolution equations" An abstract is available at http://www.maths.usyd.edu.au/u/PDESeminar/abstracts17/ouhabaz.xhtml The talk is from 14:00-15:00 in Carslaw 535 on the Camperdown Campus at the University of Sydney. Everybody is invited to attend the talk, take part in the discussion afterwards in Carslaw Common Room 727 on level 7, and to join us for lunch. Kind regards, Daniel D and Daniel H P.S: If you know suitable speakers or want to give a talk yourself, please let us know.