A new issue of the Journal of Humanistic Mathematics is out. From Early Modern Culture Online, Staale Sinding-Larsen (NTNU): Operational Determination: Math in Buildings and Math Statements About Them. Calculation is neither a matter of merely attributing intentional states, nor do humans and calculators implement algorithms in the same way. The algorithm that runs the world: Its services are called upon thousands of times a second to ensure the world's business runs smoothly — but are its mathematics as dependable as we thought? The first chapter from A Wealth of Numbers: An Anthology of 500 Years of Popular Mathematics Writing. Keith Devlin on telling stories with numbers. An interview with Dana Mackenzie on the beauty and fun of mathematics. A review of In Pursuit of the Traveling Salesman: Mathematics at the Limits of Computation by William J. Cook. Barry Mazur on why mathematicians are giraffe hunters. Every statistic is the result of someone’s work, and we’d do well to ask ourselves why it was created. The introduction to The Irrationals: A Story of the Numbers You Can't Count On by Julian Havil.