The work on this website and the underlying Arrowsmith software has been conducted, since 6/15/01, under a subcontract agreement between The University of Chicago (UC) and the University of Illinois - Chicago (UIC). The UIC work has been co-sponsored by NLM and NIMH under grant 1 R01 LM07292-01, Arrowsmith data mining techniques in neuro-informatics, 6/15/01- 5/31/06, awarded to Neil R. Smalheiser. The author thanks Prof Smalheiser for many helpful and important suggestions. Copyright notice: The work produced under the above-mentioned subcontract is owned and copyrighted by The University of Chicago, and will be made available, prior to the end of the subcontract period, under the Gnu General Public License (GGPL) for distribution as Open-Source software: http://www.gnu.org/copyleft/gpl.html#SEC3.