Shirley Douglas is a staff contributor to The Rephidim Project, providing graphic design services. She has worked in various aspects of the design industry for over 17 years and runs her own graphic design consulting business. Shirley and her husband Patrick live in Maine and are members of Galilee Baptist Church. They are regular contributors and members of Galilee’s worship team, along with their daughter Hannah.  Shirley has a passion for service and worldwide missions and looks forward to living out God’s plan in her life.
Mark Halfacre is a staff contributor to the Rephidim Project, and also serves as chairman of the Board of Directors. His areas of focus include ministry, website, and media strategy. He retired from Texas Instruments in 2012 after a 33 year career in the semiconductor industry where he held a number of management roles in research and operations management. Mark and his wife Jana live in Maine and are members of Galilee Baptist Church where he also serves as an elder. They have two adult daughters and 3 grandchildren and enjoy cruising the Maine coast on their boat Pegasus. Mark has a passion for outreach and worldwide missions, and in exploring how new technologies can be used to spread God’s Word.
Adrian Wells is a staff contributor to the Rephidim Project providing information technology services, and also serves as a member of the Board of Directors. He has worked in Information Technology for over 20 years.  Adrian and his wife live in Maine along with their two active sons and are members of Galilee Baptist Church.  He enjoys working with technology and looks forward to how God will use this project to His glory.
Guest Contributors

Dave Deuel (MDiv, Th.M, M.A, PhD) is the Academic Dean Emeritus of the Master’s Academy International, Senior Research Fellow for the Christian Institute on Disability, and Lausanne Catalyst for Disability Concerns for the Lausanne Movement. He has taught Old Testament courses at both the undergraduate and graduate levels; was the General Editor for the Journal of Global Christianity and Committee Chairman of the Old Testament and Ancient Near East Section of the Evangelical Theological Society, and has served on numerous boards. Throughout his ministry, Dave has focused on helping others design and develop educational ministries primarily outside the USA.