Harris, Joe. 2012. "Interpolation." In Current Developments in Algebraic Geometry (Mathematical Sciences Research Institute Publications, vol. 59), ed. Lucia Caporaso, James McKernan, Mircea Mustata and Mihnea Popa, 165-176. New York: Cambridge University Press.
This is an overview of interpolation problems: when, and how, do zero-dimensional schemes in projective space fail to impose independent conditions on hypersurfaces?