Here is the program for the Joint meeting of 1) the British Society for the History of Mathematics, 2) the Canadian Society for the History and Philosophy of Mathematics, 3) the History of Mathematics Special Interest Group of the MAA (HOMSIGMAA), and 4) the Philosophy of Mathematics Special Interest Group of the MAA (POMSIGMAA) to held at Mariott Wardman Park, Washington, D.C., August 6-8, 2015.