Amy Casteel is an adult Cross-Cultural Kid (CCK) who works and lives among youth and families who have experienced international relocation. A speaker at conferences, her research focuses on the ways mobility intersects with spirituality. She and her husband are currently raising three of their own CCKs. Ruth E. Van Reken is a second generation adult Cross-Cultural Kid (CCKs) and mother of three adult CCKs. She is author of Letters Never Sent, co-author of Third Culture Kids: Growing Up Among Worlds, 3rd ed., and co-founder of Families in Global Transition.