Title: A SECOND BORN MODEL FOR DOUBLE SCATTERING OF EJECTED ELECTRONS IN ION - ATOM COLLISIONS Authors: Cs. Koncz and B. Sulik Affiliations: Institute of Nuclear Research of the Hungarian Academy of Sciences (ATOMKI) Bem t\'er 18/c, 4026 Debrecen, Hungary Summary: The influence of the second-order Born term on the doubly differential ionization cross section is analyzed searching for signs of double scattering effects.