Below are some links to websites that are, for various reasons, of interest to me.

Previous departments

Professional societies

Running

The following are persons in academia that I have had the pleasure of learning from, working with or whom I simply admire for their research (all of the above may of course apply and the list is by necessity non-exhaustive): Henrik Hult, Filip Lindskog, Ross Leadbetter, Amarjit Budhiraja, Patrik Albin, Torgny Lindvall, Olle Häggström.
Academic blogs that I follow regularly are AMS grad student blog and Terrence Tao