Director/Producer Heidi Ewing was born and raised in the Detroit area around a family manufacturing business. Detropia is her fourth feature length documentary film and is close to her heart. RACHEL GRADY Director/Producer A private investigator turned filmmaker, Rachel Grady has produced and directed a wide variety of documentaries for HBO, PBS, The Discovery Channel, MTV and A&E. Both are best known for directing Jesus Camp, a searing look at the Christian right through the eyes of children.