This month marks the 55th anniversary of the Civil Rights Act of 1964. This monumental legislation, which was signed into law by President Lyndon B. Johnson on July 2, 1964, changed the course of history with its sweeping ban on employment discrimination based on race, color, religion, sex, or national origin.

Fifty-five years later, even more changes may be on the way, with the Supreme Court of the United States agreeing to decide whether Title VII of the Civil Rights Act of 1964 prohibits discrimination on the basis of sexual orientation or an individual’s status as transgender (or transitioning). The federal circuits are currently split on these issues. Oral arguments may be heard this fall, and a decision could be issued by early next year.

The Civil Rights Act of 1964 remains an incredibly important anti-discrimination law, and time will tell if its protections will be further expanded...