For those without access, here's bibliographical information on Math Reviews for Simon Norton since 2000.
MR2500569 (2010f:11062) Norton, Simon P. Moonshine-type functions and the CRM correspondence. Groups and symmetries, 327–342, CRM Proc. Lecture Notes, 47, Amer. Math. Soc., Providence, RI, 2009. (Reviewer: Jannis A. Antoniadis), 11F22 (11F03 11F06 20D08)
MR2130835 (2005k:03108) Norton, S. P. Generalizing surreal numbers. Analyzable functions and applications, 347–354, Contemp. Math., 373, Amer. Math. Soc., Providence, RI, 2005, 03E10 (03E20)
MR1994968 (2004e:20025) Norton, Simon P. Counting nets in the Monster. Groups, combinatorics & geometry (Durham, 2001), 227–232, World Sci. Publ., River Edge, NJ, 2003. (Reviewer: Christopher S. Simons), 20D08 (20D60 20F36)
MR1888424 (2003b:20023) Norton, Simon P.; Wilson, Robert A. Anatomy of the Monster. II. Proc. London Math. Soc. (3) 84 (2002), no. 3, 581–598. (Reviewer: Mohammad-Reza Darafsheh), 20D08 (20E28)
MR1877765 (2002k:20025) Norton, Simon From Moonshine to the Monster. Proceedings on Moonshine and related topics (Montréal, QC, 1999), 163–171, CRM Proc. Lecture Notes, 30, Amer. Math. Soc., Providence, RI, 2001. (Reviewer: Christopher S. Simons), 20D08 (11F22)
MR1877755 (2002k:20024) Glauberman, George; Norton, Simon P. On McKay's connection between the affine E8 diagram and the Monster. Proceedings on Moonshine and related topics (Montréal, QC, 1999), 37–42, CRM Proc. Lecture Notes, 30, Amer. Math. Soc., Providence, RI, 2001. (Reviewer: Christopher S. Simons), 20D08 (20F55)
MR1806215 (2001k:20029) Norton, Simon Computing in the Monster. Computational algebra and number theory (Milwaukee, WI, 1996). J. Symbolic Comput. 31 (2001), no. 1-2, 193–201. (Reviewer: Christopher S. Simons), 20D08 (20B25 20C34 20F55)
MR1662447 (2000b:11077) Conway, J. H.; Sloane, N. J. A. Sphere packings, lattices and groups. Third edition. With additional contributions by E. Bannai, R. E. Borcherds, J. Leech, S. P. Norton, A. M. Odlyzko, R. A. Parker, L. Queen and B. B. Venkov. Grundlehren der Mathematischen Wissenschaften [Fundamental Principles of Mathematical Sciences], 290. Springer-Verlag, New York, 1999. lxxiv+703 pp. ISBN: 0-387-98585-9 (Reviewer: Renaud Coulangeon), 11H31 (05B40 11H06 20D08 52C07 52C17 94B75 94C30)