These are organizations that I recommend supporting in order to get involved!
Join ASDAH (Association for Size Diversity and Health), creators of the HAES framework.
Learn more about Letter Writing via the Council on Size and Weight Discrimination.
Support FLARE (Fat Legal Advocacy, Rights, and Education) by heading to their website and learning how to participate in their current projects by signing petitions, among other activities.
Support the Campaign for Size Freedom by signing the petition and calling your legislators.
Try out one of the programs through the Center for Body Trust. Or read their book.
Volunteer or attend an event with NAAFA (National Association to Advance Fat Acceptance).