The incidence of binaries in globular cluster stellar populations S. Lucatello, A. Sollima, R. Gratton, E. Vesperini, V. D’Orazi, E. Carretta and A. Bragaglia A&A, 584 (2015) A52 Published online: 18 November 2015 DOI: 10.1051/0004-6361/201526957