Jack has represented clients before attorney disciplinary authorities and advises attorneys with respect to ethics compliance, risk prevention, conflicts of interest, privilege and confidentiality, and professional licensure matters. He regularly provides counsel and training to lawyers regarding best practices for general loss prevention in the legal profession.

He has advised in-house corporate legal departments on organizational conflicts of interest and internal legal ethics.

Prior to joining Barnes & Thornburg, Jack served the Supreme Court of Indiana for more than 10 years as a staff attorney and later as its director of Trial Court Services. In those capacities, he provided legal services to the justices of the court with regard to attorney disciplinary cases and statewide court administration.