Dear friends and colleagues, on Tuesday 28 April 2015 Andrew Hassell (Australian National University, Canberra) is giving a talk in the USyd PDE Seminar on "Spectral asymptotics for the Dirichlet-to-Neumann operator at high frequency" An abstract is available at http://www.maths.usyd.edu.au/u/PDESeminar/abstracts15/hassell.xhtml The talk is in Carslaw 829 (Access Grid Room) starting 2pm at the University of Sydney. If you know suitable speakers or want to give a talk yourself please let us know. Best regards, Daniel D and Daniel H