What is more amazing is that when I prodded outside of my field to physics and neuroscience, he was still the lead commenter on the references! Consider this.
http://www.amazon.com/Theoretical-Neuroscience-Computational-Mathematical-Modeling/dp/0262041995
http://www.amazon.com/Quantum-Fields-Strings-Course-Mathematicians/dp/0821820125/ref=sr_1_1?ie=UTF8&s=books&qid=1298141669&sr=1-1
http://www.amazon.com/Enumerative-Geometry-String-Theory-Sheldon/dp/0821836870/ref=pd_sim_b_3
What's even more phenomenal is that he has reviewed over a thousand books like this, a large number of them technical! These normally take months to read. Who is this guy? And how many people like that are there?
Here is his Amazon profile:
http://www.amazon.com/gp/pdp/profile/A3EQQP0LD4Z375/ref=cm_cr_dp_pdp