Law firms should draft policies with clear definitions of sex harassment that spell out unacceptable behavior, the American Bar Association recommends in an updated manual for legal industry leaders.

Zero Tolerance: Best Practices for Combating Sex-Based Harassment in the Legal Profession” is the third edition of a book first published by the ABA Commission on Women in the Profession in 2007.

The new version prefaced by Anita Hill, a university professor best known for accusing then-Supreme Court nominee...