Bob and Kristi began in January 2010 as mission workers of the Presbyterian Church (U.S.A.) in the Democratic Republic of Congo, where they served with the Presbyterian Community of Congo (CPC) as consultants and colleagues with an active involvement in visioning and implementing new initiatives in Christian education and evangelism, and assisting in the areas of reconciliation, care for vulnerable children, and helping community development initiatives seeking to lift up the poor.
In May 2017, they began a new role and call in South Sudan. Bob serves as an instructor at Nile Theological College and teaches a broad range of courses in theology and biblical studies, with a specific focus in the academic disciplines of systematic theology, public theology, and ethics. Kristi serves as an economic and development advisor for the South Sudan Presbyterian Evangelical Church. She works to strengthen the identification, development, and management of church development projects that support the financial goals of the church and improve the health and wellbeing of the communities. They live in Juba, the capital city.