You are cordially invited to participate in the twenty-ninth Annual Conference of the North American Chapter of the International Group for the Psychology of Mathematics Education (PME-NA) to be held in Lake Tahoe (Stateline), Nevada. The conference is sponsored by the University of Nevada at Reno. The purpose of the meeting is to provide a forum for scholarly discussion of central and current issues in mathematics education and for the exchange of research information on the psychology of mathematics education. English is the official language of the conference. The conference theme is "Mathematics Education in Context."