this book constitutes the strictly refereed post-conference proceedings of the international symposium on graph drawing, gd96, held in berkeley, california, in september 1996.the 24 revised full papers and the 8 systems demonstrations presented in the book were carefully selected from a total of 50 papers and 24 demos submitted. also included is a summary of the annual graph drawing competition. among the topics covered are planarity, upward and orthogonal drawing, heuristics, experimental results, and graph drawing systems.