Dear friends and colleagues, on Friday, 19 February 2016 from 11 to 12noon Szymon Peszat (Jagiellonian University and Institute of Mathematics, Polish Academy of Sciences, Poland) is giving a talk in the PDE Seminar on "On some smoothing effects of transition semigroups" An abstract is available at http://www.maths.usyd.edu.au/u/PDESeminar/abstracts16/peszat.xhtml The talk is in Carslaw, level 5, Rm 535 at the University of Sydney. Everybody is invited to attend the talk and take part at the discussion afterwards in Carslaw Common Room 727. 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.