Possible Clues:

• Klein competitor
• Designer of Lynda Bird Johnson's wedding dress
• Blass competitor
• Competitor of Lauren and Klein
• Couturier Geoffrey
• Designer for Lady Bird Johnson and Pat Nixon
• Eight-time Coty Award winner
• A Council of Fashion Designers of America award is named for him
• Cassini contemporary
• The Council of Fashion Designers of America's Lifetime Achievement Award namesake