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'''John Carlos Baez''' ({{IPAcenˈbaɪɛz}}<!John Baez on the number 8 at 0:20>; born June 12, 1961) is an American [[mathematical physicsmathematical physicist]] and a professor of [[mathematics]] at the [[University of California, Riverside]] (UCR)<ref>[https://archive.is/20120730014003/http://www.facultydirectory.ucr.edu/cgibin/pub/public_individual.pl?faculty=193 UC Riverside, Department of Mathematics]</ref> in [[Riverside, CaliforniaRiverside]], California. He is known for his work on [[spin foam]]s in [[loop quantum gravity]].<ref>Baez, John C. (1998), "Spin foam models", ''Class. & Quantum Gravity'' 15, 1827–1858</ref><ref>[http://www.slac.stanford.edu/spires/topcites/2004/eprints/to_grqc_alltime.shtml Top Cited Articles of All Time (2004 edition) in grqc]</ref> For some time, his research had focused on applications of [[higher category theoryhigher categories]] to physics
Baez is also known to science fans as the author of ''This Week's Finds in Mathematical Physics'',<ref>[http://math.ucr.edu/home/baez/TWF.html This Week's Finds]</ref> an irregular column on the internet featuring mathematical exposition and criticism. He started ''This Week's Finds'' in 1993 for the [[Usenet]] community, and it now has a following in its new form, the blog "Azimuth". ''This Week's Finds'' anticipated the concept of a personal [[blogweblog]].<ref>Lieven LeBruyn, [http://www.neverendingbooks.org/theunbearablelightnessofmathblogging The unbearable lightness of mathblogging], August 23, 2007</ref> Additionally, Baez is known on the [[World Wide Web]] as the author of the [[crackpot index]].
