The Journal of Approximation Theory is devoted to advances in pure and applied approximation theory and related areas. These areas include, among others: Classical approximation; Abstract approximation; Constructive approximation; Degree of approximation; Fourier expansions; Interpolation of operators; General orthogonal systems; Interpolation and quadratures; Multivariate approximation; Orthogonal polynomials; Pade approximation; Rational approximation; Special functions; Spline functions of one and several variables; Approximation theoretic aspects of complex function theory; Approximation theoretic aspects of difference equations; Approximation theoretic aspects of differential equations; Approximation theoretic aspects of function spaces; Approximation theoretic aspects of harmonic analysis; Approximation theoretic aspects of real function theory.