A LaTeX document class for conference proceedings that is tailored to the design of American Mathematical Society publications. If you have a standard installation of LaTeX, you should find that amsproc is already present because it is included in the AMS-LaTeX distribution. For publication-specific AMS document classes (coll-l.cls, conm-p-l.cls, lam-l.cls, llsci-l.cls, psam-l.cls, pspum-l.cls, etc.), see http://www.ams.org/tex/author-info.html. The author is American Mathematical. See also amslatex.