The document summarizes three conferences on mathematical cultures organized by Dr. Brendan Larvor of the University of Hertfordshire. The first conference focused on diversity and included talks on mathematical traditions in Russia, visual mathematics, and practices in Brazilian engineering schools. The second conference focused on values in mathematics and included talks on purity, explanation, rigor and generality. The third conference included talks on mathematics in fiction, morality, First Nations in Western Canada, and mathematics in STEM education.