biostudies-literatureKorn ARNHLBI NIH HHS379-390https://www.ebi.ac.uk/biostudies/studies/S-EPMC8390774biostudies-literatureUnknown17(6)<b><i>Background:</i></b> Community coalitions often lead and coordinate "whole-of-community" childhood obesity prevention interventions. A growing body of work suggests that coalition network ties, which facilitate transmission of information and advocacy, may be a key part of how such leadership operates. This study provides an understanding of the structure of coalition networks and how this structure changes over time. <b><i>Methods:</i></b> We administered semiannual network surveys during a pilot whole-of-community intervention in Somerville, MA (2015-2017). Participants included 16 multisector coalition members and their nominated discussion partners ("first-degree alters") related to childhood obesity prevention. Coalition and first-degree alter respondents named up to 20 discussioChildhood obesity (Print)Evolution of a Coalition Network during a Whole-of-Community Intervention to Prevent Early Childhood Obesity.PMC8390774R01 HL115485Hammond RAMust AKorn ARHennessy EPachucki MCEconomos CDfalseEvolution of a Coalition Network during a Whole-of-Community Intervention to Prevent Early Childhood Obesity.<b><i>Background:</i></b> Community coalitions often lead and coordinate "whole-of-community" childhood obesity prevention interventions. A growing body of work suggests that coalition network ties, which facilitate transmission of information and advocacy, may be a key part of how such leadership operates. This study provides an understanding of the structure of coalition networks and how this structure changes over time. <b><i>Methods:</i></b> We administered semiannual network surveys during a pilot whole-of-community intervention in Somerville, MA (2015-2017). Participants included 16 multisector coalition members and their nominated discussion partners ("first-degree alters") related to childhood obesity prevention. Coalition and first-degree alter respondents named up to 20 discussio2021-01-01T00:00:00Z2021 Sep2025-04-04T09:36:43.229Z2025-04-04T09:36:43.229ZS-EPMC83907743376126610.1089/chi.2020.0156