Nathalie Colineau, CSIRO ? ICT Centre Locked Bag 17 North Ryde, NSW 1670 Australia nathalie.colineau@csiro.au C?cile Paris CSIRO ? ICT Centre Locked Bag 17 North Ryde, NSW 1670 Australia cecile.paris@csiro.au Peter Marendy, CSIRO ? Tasmanian ICT Centre GPO Box 1538 Hobart, TAS 7001 Australia peter.marendy@csiro.au Dipak Bhandari, CSIRO ? Tasmanian ICT Centre GPO Box 1538 Hobart, TAS 7001 Australia dipak.bhandari@csiro.au Yanfeng Shu CSIRO ? Tasmanian ICT Centre GPO Box 1538 Hobart, TAS 7001 Australia yanfeng.shu@csiro.au As obesity is increasing in many countries, helping people manage their weight has become an important issue. Medical research has shown that the family context may be important to promote lifestyle changes. Our work aims at designing a collaborative environment to engage a family in support of an individual needing to manage his or her weight. This paper presents the first step in our iterative design process which aimed at collecting information about the needs of ov...