Charles River Analytics Inc., Cambridge, Massachusetts, has been awarded an $8,005,056 cost-plus-fixed-fee contract for software. Contractor will provide artificial intelligence systems that can explain why a decision was made with supporting details that a domain expert can understand. Work will be performed at Cambridge, Massachusetts, and is expected to be complete by May 3, 2021. This award is the result of a competitive acquisition with 62 offers received. Fiscal 2016 research, development, test, and evaluation funds in the amount of $1,305,372 are being obligated at the time of award. Air Force Research Laboratory, Rome, New York, is the contracting activity (FA8750-17-C-0118).