Home » Resources » In-House Pro Bono in the News » Pro Bono Performance and Your Outside Firms Pro Bono Performance and Your Outside Firms Pro Bono Institute September 2013 PBI releases its annual Law Firm Pro Bono Challenge® Report. Law Firm Challenge Signatories are continuing their commitment to pro bono, performing more than 4.3 million hours of pro bono service in 2012. Full report [PDF]