Although study aids are limited for this topic, there are some study aids which focus on professional responsibility related to Public interest / Pro Bono Law. Study Aids come in print and electronic format via Lexis Nexis Digital Library database. Access to materials on Lexis Nexis Digital Library requires a subscription. DePaul University College of Law authorized users should use your campus credentials to authenticate when prompted.To access Lexis Nexis Digital Library via the Rinn Law Library's A-Z Databases: