Mark grew up Mennonite in North Newton, KS where he graduated from Bethel College in 1993 with a BA in Physics. From 1993-1995 he worked in Boulder, CO, directing a start-up Victim Offender Reconciliation Program and working on international issues at the Rocky Mountain Peace Center. He joined CPT in 1997 as a full-time worker and served on CPT's Hebron project for two-and-a-half years and with CPT's Chiapas, Mexico project for nearly a year.

Claire Evans is CPT's Delegation and Personnel Coordinator. She holds Bachelor's degrees from Michigan State University (1974) and Eastern Mennonite University (1990), and a Masters in Library Science from the University of Maryland (1979). An interest in world hunger issues led to her leaving a career as a librarian at the University of Maryland and studying International Agriculture at Eastern Mennonite University.