ICGG 2018, 18th International Conference on Geometry and Graphics, will be held at Politecnico di Milano, Milan, on August 3-7, 2018. The international conference on Geometry and Graphics is organized biannually at different venues around the world, under the auspices of the ISGG, International Society for Geometry and Graphics. The spectrum ranges from fundamental research to geometric real-world applications in science and technology and it includes also all aspects of education in geometry and engineering graphics as well as industrial design. Therefore, the conference aims at providing a forum for presentation and discussion of both academic and industrial research involving theoretical and applied geometry and graphics as well as other related fields. The 18th edition is organized at the Politecnico di Milano, by the Department of Architecture and Urban Studies – DASTU. The conference will start at the Triennale di Milano on August 3 and from August 4 to August 7 2018 it will be hosted at the Campus Leonardo of the Politecnico di Milano.