Music School Links:
Baylor University Music School
TCU-Texas Christian University Music School
University of Texas Music School - Austin, Texas
University of Texas at Arlington Music School - Arlington, Texas
West Texas A&M University Music School
Tarleton State University Music School

Texas Choral Music Links:
Region 7 UIL
TMEA - Texas Music Educators Association
TCDA - Texas Choral Directors Association
UIL - University Interscholastic League
TMAA - Texas Music Adjudicators Association

National Choral Music Links:
ACDA - American Choral Directors Association
SWACDA - Southwestern Division American Choral Directors Association
The National Association for Music Education

Various Choral Music Links:
Primarily A Cappella Choral Recordings
Choralnet - The Internet Center for Choral Music
apadrecordings.com - Live Concert Recording (Steve Jones)
a-cappella.com - The largest selection of a cappella in the world
Ensemble - Useful resources! If it's about music, it can be found here.

Misc. Links:
Music and the Brain research related articles.