Partially supported by National Science Foundation CAREER award DMS-1352291. Any opinions,
conclusions or recommendations expressed in this material are those of the author, and do not necessarily
reflect the views of the National Science Foundation.
Odd order obstructions to the Hasse principle on general K3 surfaces
(with J. Berg) Preprint.
I gave a mini-course on the arithmetic of del Pezzo surfaces at the conference Arithmetic of Surfaces in
October 2010. I prepared some lecture notes to accompany the
mini-course. The first two lectures were ''chalkboard talks''. For the last lecture I used slides for reasons that will be apparent if you look at the last few