In mountainous northern Thailand, at the end of a long dirt road, private except for occasional but welcomed visitors, live the “long necked women” of the Kayan Hill Tribe. With our Thai-speaking guide, I visited this small village called Ban Nai Soi, where four different ethnic groups; Kayan, Akha, Hmong and Lahu live together, refugees from persecution, sharing resources and maintaining their own unique culture and customs. Two decades ago, …