Jack Marshall is the President and founder of ProEthics, LTD. A graduate of Harvard College and Georgetown University Law Center, he is a member of the Massachusetts and D.C. bars. He has been a prosecutor, a general counsel, and an association attorney, along with other positions in academia, public policy research, and the arts.

With ProEthics, he develops and teaches entertaining and interactive ethics seminars at law firms, federal agencies, corporate legal departments, bar associations, Fortune 500 companies, non-profits and associations across the country. Among his seminars are musical legal ethics productions featuring professional performers converting classic rock, country, Broadway and cabaret standards into challenging legal ethics parodies.

His video training for the D.C, Bar’s mandatory ethics course for new admittees has been named the outstanding ethics CLE program of the year by ACLEA.

Formerly an adjunct professor of legal ethics at the Washington College of Law in Washington, D.C., he co-authored The Essential Words and Writings of Clarence Darrow, with Pulitzer Prize-winning historian Ed Larson.

Marshall's ethics analysis has been featured on numerous radio and television shows, including National Public Radio.  Marshall is an award-winning professional stage director, and for 20 years was the founding artistic director for The American Century Theater, a professional theater company dedicated to producing classic American plays.

He lives in Alexandria, Virginia with his wife and business partner, Grace Marshall. Like many who study the nature of good, evil, justice, and chaos, Jack Marshall is a lifetime fan of the Boston Red Sox.