We are delighted to invite you to the 60th ISI World Statistics Congress (WSC), which will take place in Rio de Janeiro, Brazil, during 26–31 July 2015. The WSC is the flagship conference of the International Statistical Institute (ISI) and its seven associations. It is a biennial conference with a rich tradition, and IBGE is pleased to host and organize ISI2015 in Brazil. The congress will bring together members of the statistical community to present, discuss, promote and disseminate research and best practice in every field of Statistics and its applications. The Scientific Programme of the 1512015 will include a wealth of activities that will cover stimulating topics and will offer delegates innovative and well-balanced presentations, as well as plenty of opportunities for discussion and exchange. A rich and exciting Social Programme is also being developed, with plenty to see and enjoy for participants and their accompanying persons, hoping to make your trip to Rio and taking part in ISI2015 a truly unforgettable experience. The venue - Riocentro - is located in Barra da Tijuca, a district surrounded by natural beauty but also many sophisticated bars, restaurants and several malls and close to a variety of historical and cultural programs that only the Wonderful City can offer. We are confident that all the ingredients are in place to ensure that the 60th ISI World Statistics Congress will be a memorable statistical event!