Women Don’t Have Constitutional Protection Against Discrimination

WASHINGTON — The equal protection clause of the 14th Amendment to the U.S. Constitution does not protect against discrimination on the basis of gender or sexual orientation, according to Supreme Court Justice Antonin Scalia. http://www.huffingtonpost.com/2011/01/03/scalia-women-discrimination-constitution_n_803813.html 

Are Justice Scalia’s arguments valid and logical? What are the implications of Justice Scalia’s argument? What other knowledge issues are present?