I want to learn more about the Techinque, are there any other resources?

There are many, many books about The Alexander Technique, including some written by Alexander himself. Some are out-of-print, but here is a fairly comprehensive list:
Selected Books about the Alexander Technique

For beginners, the book I most recommend is:
Michael Gelb, Body Learning, Henry Holt and Company, New York, 1995

Books written by F.M. Alexander:

F.M. Alexander, Articles and Lectures, Mouritz, United Kingdom, 1995

F.M. Alexander, Man’s Supreme Inheritance, Dutton, New York, 1910

F.M. Alexander, Constructive Conscious Control of the Individual, Methuen, London, 1923

F.M. Alexander, The Use of the Self, Dutton, New York, 1932

F.M. Alexander, The Universal Constant in Living, Dutton, New York, 1941

Other Books

Wilfred Barlow, M.D., The Alexander Technique, Healing Arts Press, Vermont, 1973

Goddard Binkley, The Expanding Self, STAT Books, Great Britain, 1993

Deborah Caplan, P.T., Back Trouble, A New Approach to Prevention and Recovery, Triad Publishing Company, Florida, 1987

Walter Carrington, The Act of Living, Mornum Time Press, California, 1999

Walter Carrington, Thinking Aloud, Mornum Time Press, California, 1994

Barbara Conable, How to Learn the Alexander Technique, A Manual for Students, Andover Press, Ohio, 1995

Pedro de Alcantara, Indirect Procedures A Musician’s Guide to the Alexander Technique,
Oxford University Press, Great Britain, 1997

Judith Leibowitz and Bill Connington, The Alexander Technique, Harper and Row Publishers, New York, 1990

Glynn Macdonald, The Complete Illustrated Guide to Alexander Technique, Barnes & Noble Books, New York, 1998

Fiona Robb, Not to "Do", Camon Press, United Kingdom, 1999

Lulie Westfeldt, F. Matthias Alexander, the Man and His Work, Associated Booksellers, Connecticut, 1964

Another Useful Link For Books — AddAll.com
Or go to the Alexander Technique Books Listing on the AmSAT Home Page.
And Finally...http://alexandertechnique.com/books/

or call (800) 473-0620 in the United States,
Internationally call (612) 824 5066