My master's thesis looked at using the human immune system as a model for detecting junk email (spam). My papers on the subject, as well as my thesis, can be found on my publications page.
Contact InfoPGP fingerprint is
03BD 3EDC 3B85 AE3D 9905 D0F8 9C1D 5C1B 5C1A 7CC0, and my public key is available here.
I am fortunate to be working with Anil Somayaji.