Andrew Jernigan and his family moved between Brazil and the US multiple times.Courtesy of Andrew JerniganAndrew Jernigan, 51, has moved with his family between the US and Brazil multiple times.The last time he lived in Brazil, his children were teenagers and found the move difficult.He says that when moving with kids older than 12, parents need to think about safety and college.This as-told-to essay is based on a conversation with Andrew Jernigan, CEO of Insured Nomads.