Lifestyle Change to Prevent Diabetes Via African-American Churches

Inclusion Criteria: * Self-described African American * BMI ≥25kg/m2 * Planning to remain within the community for 1 year * Non-diabetic Exclusion Criteria: * Fasting plasma glucose ≥ 126 mg/dl following at least an 8-hr fast or A1C≥7.0% * HIV/AIDS * Active tuberculosis * Cancer requiring treatment in past 5 years except for cancers that have been cured or in the opinion of the researchers has a good prognosis * Stroke within the past 6 months * Cirrhosis of the liver * Currently pregnant or planning pregnancy within the study period * Gastric weight-loss surgery * Weight loss \> 10% in past three months for any reason other than childbirth * Anti-diabetic medications * Prescription weight- loss medications * Anti-neoplastic agents * Anti-psychotic agents that have gluco-corticoid effect * Oral corticosteroid use \>6 weeks * Unwilling or unable to give informed consent * Unable to communicate with the church team or research group * Participation in another research study that would interfere with FBAS