Dr. Dan Bouchelle

Mark Brazle
Missionary Care Specialist

Dr. Mark Hooper
Director for Asian Missions

Phil Jackson
Director for European Missions

Jay Jarboe
VP for Ministry Operations
Director for Church Equipping

Jeremy Pierce
Director for Missionary Care

Chris Shelby
Director for African Missions

Caleb Southerland
Director for Recruiting and Training

Kelley Spies

Rita Thornton
Administrative Assistant

Marti Van Roy
Office Manager

Greg Williams 
Facilitator for Sustainable Missions

Karen Yarbrough
Director of Development

Dr. Dorris M. Schulz
Missionary Care Volunteer

Sam Shewmaker 
Consultant for African Missions

Dr. Dan Bouchelle | President

Dan has served as the president of Missions Resource Network (based in the Dallas-Fort Worth area) since August of 2010. Before taking the lead of this international missions ministry, Dan served in congregational ministry for over two decades with three churches: Central Church of Christ in Amarillo Texas, Alameda Church of Christ in Norman, Oklahoma and Northwest Church of Christ in Abilene, Texas. He also has served on the boards of Great Cities Missions and Christian Relief Fund, as well as other community service and para-church boards.

Dan has worked with churches on 6 continents as well as congregations throughout the US. He has also spoken at colleges, lectureships, workshops and seminars around the globe.

He has published several articles, and has written three books: The Gospel Unleashed and The Gospel Unhindered published by College Press and When God Seems Absent, by Hillcrest press. He is an active blogger. His current blog is entitled Walking in the Reign.

Dan married his wife Amy in 1987. God blessed them with three children: Anna and Seth, who are both grown and married, and Abby who still lives at home.  Amy is currently working at home but has served as a science teacher in Middle and High schools in Norman and Amarillo.

In preparation for ministry, Dan acquired a Bachelor of Science in Psychology from the Univ. of Houston-Clear Lake, a Master of Arts, Master of Divinity and Doctor of Ministry from Abilene Christian University.  


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Jay Jarboe | Vice President for Ministry Operations; Director for Church Equipping

Jay holds a BA from Texas Tech University in History and Speech Communications. He is also a 1986 graduate of the Sunset School of Preaching and a 1987 graduate of the Sunset School of Missions. The Sunset church sponsored Jay and Sherry while they served on a church-planting team in Mexico City for six years. The result is Mexico City's Metropolitan Church of Christ. The Metro church is now a multiplying church with its own Mexican elder and other leaders.

Jay has worked in various roles in Sunset's ministry, including serving as the Director of the Adventures in Missions (AIM) internship program and the Dean of Missions in the Sunset International Bible Institute (SIBI). Jay also served as the Lead Minister at the Sunset church 2006-2010.

Jay will lead MRN's initiatives to equip U.S. and foreign churches in stewarding more effective world missions. His passion is seeking to be transformed into the image of Christ and helping others in the same quest. He enjoys reading, playing golf, spending time with his family and loves Mexican "tacos al pastor".

Jay and his wife Sherry (Holcomb) have been married for more than 25 years and have two children, Meagan and Ryan.


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Caleb Southerland | Director for Recruiting and Training

​Caleb has focused on catalyzing Disciple Making Movements since 2013. The first decade of his ministry he spent in traditional church plants and church revitalization. While on staff at a church in Irving, TX, he felt called to plant and pastor a church in the Las Colinas area of Irving, TX reaching a transient and post-churched community. He took a brief sabbatical from vocational ministry, moved to the Bay Area of California, and worked in Mortgage and Finance. It was during this season God clarified his passion, calling and giftings. With this renewed direction, Caleb moved back to the Dallas area focused on Catalyzing Disciple-Making Movements through various positions including a Field Missionary with Cityteam, Co-Founding Contagious Disciple-Making, and Vice President of DMM of the Americas for Cityteam. Caleb’s passion is to empower, equip and mobilize believers to step into their God-given calling to transform their community, city, or country!

Caleb and his wife Lindsey live in Hurst, TX with their 4 boys: Jaxon, Ayden, Grayson, and Hudson.

Caleb graduated with a B.B.A. in Business Administration from Texas Tech University and has a Masters of Theology from Dallas Theological Seminary.


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Chris Shelby | Director for African Missions

Chris and his family have recently returned to the States to join the team at MRN after serving seven years in Rwanda, East Africa. Chris was part of a disciple-making team that launched Africa Transformation Network (ATN), a non-profit organization which serves the people of Rwanda in the name of Jesus. Through the work of ATN and an extensive network of East African disciple makers, God has launch a disciple making movement that is spreading through Rwanda and into other parts of East Africa. In the past seven years, 250 house churches have been planted and over 2,000 people have been baptized. It is a movement of disciple making disciples.

In addition to this partnership with the disciple making movement, Chris and his family also helped launch Peace House Ministries, a ministry of ATN which serves the large population of street children, and girls who desire to leave prostitution. Peace House reunites children with their families, provides educational and training opportunities to vulnerable young men and women, and is making a lasting generational impact in Rwanda.

Chris graduated with a BS in Bible and Ministry from Southern Christian University and has a Masters in Bible and Ministry from Harding University. Before serving in Rwanda, Chris worked as a youth and family minister in churches in Oklahoma and Texas.

Chris and his wife, Jill, have 3 children: Fred, Tess, and Cy. Chris is passionate about Africa, disciples making disciples, Dr. Pepper, and the Houston Astros. 


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Phil Jackson | Director for European Missions

Phil grew up in Arkansas and Texas, the son of a minister's family. He received his B.B.A. from Harding University and later his J.D. from the University of Arkansas. After completing their respective educations, Phil and his wife, Rebecca, met on a short-term mission trip in Bucharest, Romania in 1991. That mission trip turned their interests toward Romania and each other, and they returned to Bucharest in 1993 as a missionary family. They worked three years with the Bucharest church, also helping start the church in Ploiesti, a city located 40 miles from Bucharest. In 1996, they and another mission family moved to Cluj, located in northwest Romania, and began planting a church there. The Jacksons also organized and promoted an annual Christian camp and national church conferences in Bucharest.

The family returned to the States and Phil joined Missions Resource Network in 2002. As European Facilitator, Phil is recruiting long-term mission teams for strategic locations throughout Europe and working with missionaries and churches to develop effective mission strategies for those locations. They have two children and are members of the Prestoncrest Church of Christ in Dallas.


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Dr. Mark Hooper | Director Asian Missions

Mark and his wife, Debbie, were missionaries in Mumbai (Bombay), India, from 1985-1990, where they were active in church planting, personal evangelism, city-wide evangelistic campaigns and leadership training. Before coming to Missions Resource Network, Mark served for 16 years as Assistant Professor of Bible and Missions at Freed-Hardeman University in Henderson, Tennessee. During his time there, he directed FHU's Mission Studies Program and coordinated Spring Break and summer campaigns to India, China, Thailand, Sri Lanka and the Philippines, as well as to locations in Africa and South America.

Mark received his B.A. from Harding University and a Masters of Theology in Missions from Harding University Graduate School of Religion. While in India, Mark obtained an M.A. and Ph.D. in Anthropology from the University of Mumbai.

Mark has served as the pulpit minister for congregations in Arkansas and Tennessee. He and Debbie have two children, Kyle and Kristen. Both are forming mission teams to return to Asia as missionaries.

Mark and Debbie partner with the Highland Oaks Church of Christ, Dallas, Texas, in their work for Asia at Missions Resource Network.


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Jeremy Pierce | Director for Missionary Care

Jeremy Pierce is a Licensed Professional Counselor Supervisor, Licensed Marriage and Family Therapist Supervisor, a Certified Compassion Fatigue Professional and a WholeFIT Life Coach and Trainer. He attended Oklahoma Christian University for a B.A. in Bible and Ministry and completed his M.A. in Marriage and Family Therapy at the University of Houston – Clear Lake.

Jeremy and his wife, Amanda, married in 2001 and both graduated from Oklahoma Christian University in 2004. After graduation they spent two years in Italy with the Avanti Italia program. Since then Amanda has taught elementary school in Oklahoma City, Houston, and more recently in Keller, TX. Jeremy has worked in several counseling agencies and owned his own private practice in Houston and most recently in Keller, TX. His therapeutic specialties include: couples therapy, family therapy, and non-suicidal self-injury (NSSI).

In their spare time, Amanda and Jeremy enjoy taking day trips and exploring new sights, working outside in their garden, and spending time with their rescue dogs. They attend the Lake Cities Church of Christ in Trophy Club, TX and are active members on the Missions Committee.


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Mark Brazle | Missionary Care Specialist

For Mark, a passion for missions found its root as he grew up in Montana, Oklahoma and Saskatchewan, one of six children born to church planter/evangelist, Clinton & Faye Brazle, reading Scripture through the lens of real live missionary stories at the dinner table.

He earned a BA in Bible and a BS Ed in Vocal Music at Oklahoma Christian where he met and pursued his wife Jill. After two years in youth ministry in Weyburn, Saskatchewan, a team was formed that left for Flemish Belgium in 1977 where he and his family lived and served for 16 years.  In 1993, Mark and Jill returned to the States, where he served for 20 years in ministry with the Church in the Falls, Cuyahoga Falls, OH.  He worked closely with the missions committee of that church, encouraging the start of an annual "God Can Sunday" to raise funds for the church missions budget. In 2009, Mark completed an MRE in  Missional Leader at Rochester College.

Mark joined MRN in July 2013 to work alongside Dr Dottie Schulz as Co-Director of Missionary Care.  He and Jill worship at the Hills. 

They have 5 children and 7 grandchildren. Their oldest son, Luk & his wife, Holly, serve as church planters in Gent, Belgium. Rebekka & her husband, Dr. Adam Mathews, are Marriage & Family Therapists in Monroe, LA. David & Lara Brazle live in Auburn Hills, MI where he teaches high school math. Karina and her husband, Rafael Fluker, who is studying to become a school counselor, live in Detroit, MI where she works with Portable Church Solutions. Their youngest daughter & her husband, Kristina & Caleb Meeks, serve as a part of the Makonde Team in Tanzania. 


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Karen Yarbrough | Director of Development

Growing up in Huntsville, Alabama, Karen and her family attended Memorial Parkway Church of Christ and Mayfair Church of Christ.  After attending Harding University in the 70’s, she received a BA and an MA in Communication from Abilene Christian University.  

With CFRE credentials (Certified Fundraising Executive) and 21 years of development experience, Karen began her career at Abilene Christian University, followed by positions at Southwest Christian School, Christ’s Haven for Children and Fort Worth Christian School.  She has successfully worked on capital campaigns, annual fund programs, and fundraising events.  She most recently served as a Partner Advocate for Pioneer Bible Translators. 

Karen and her husband, David, have 2 children and one grandson.  With a heart for missions, they support many missionaries, foreign and domestic, and frequently host visiting missionaries in their home.  In the early 2000s, they attended Altamesa Church of Christ, where they led a FriendSpeak class for 4 years.  During that time, they developed strong friendships with people from around the world, including South Korea, Iran, Nepal, China and Belgium.  They also served on the Prayer Ministry team and taught each of the church’s small groups to engage the ACTS prayer in their prayer lives. They are currently active members of The Hills Church of Christ in Richland Hills, Texas, where they led a small group for many years.


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Marti Van Roy | Office Manager

Marti became a Texan in 1994 after growing up in Alaska and spending several years in different locations around the country. Her background consists of undergraduate studies at Lipscomb University, and administrative, investigative and sales work with a variety of businesses extending from Alaska to Washington D.C. and points in between. She became part of the MRN team in 2007, and her role managing the office has grown to include managing most of the PR of the organization, including advertising, brochure and media development, events, and publications.

She has participated in short-term mission trips around the states, and to Austria, Zambia, and Brazil, and a visit to missionaries in Ireland. She is licensed as a Christian life coach with CoachNet.  She is enthusiastic in her service as part of the Missions Resource Network family.

Marti and her husband Richard have twin sons, Chris and Ryan, and two daughters, Samantha and Molly.


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Rita Thornton | Administrative Assistant

Rita graduated from Lubbock Christian University with a BS in Business Administration in 2000. She and her husband, Jeremy, along with a small group of LCU graduates, moved to Portland, OR in 2003 to become vocational missionaries, serving their huge population of homeless teens. Rita and her husband returned to Texas in 2006. She has since worked as a Business Education Teacher, Administrative Assistant and mom to their one son, Clay. Rita joined the MRN staff in February 2016 as the Administrative Assistant. She enjoys supporting the rest of the staff behind the scenes to make their jobs easier.


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Kelley Spies | Bookkeeper (part-time)

Kelley graduated from Harding University with a degree in Business Management. She has been involved in short-term missions, both domestic and foreign, and studied for a semester in Florence, Italy.  Her travels and ministry have sparked a growing interest in people of different cultures and their spiritual needs.

Kelley joined the MRN staff in July 2004 as the administrative assistant and assumed the bookkeeping role in 2011.  She transitioned in her role with MRN, becoming a part-time bookkeeper in January 2014 as she became a full-time mother.  She and her husband, Ira, with their children, Cora and Jude, reside in Cedar Hill and attend the Duncanville Church of Christ.


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Greg Williams | Facilitator for Sustainable Missions

Greg has been involved in international missions since 1992.  During that time, he participated in fourteen short-term mission trips to Russia, Kazakhstan, Ukraine, Mexico, Guyana, and Kenya.  This includes three and a half months in Kenya in 2012 and one month in Kenya in 2013 working on sustainability projects.  Also in 2013, he and his wife spent ten days in Kazakhstan mentoring a church’s leadership in a three-year visioning and goal setting process.

Greg has served on the Missions Support Team for the North Atlanta church of Christ (NACC) since 1998.  He co-directed the Youth Missions Program of the NACC from 1996-2006, organizing teams of youth for summer mission trips within the US and abroad.  From 2007 – 2014, he served as an elder at NACC with an emphasis on foreign missions.

Before coming to MRN, Greg had a thirty-four year career in forestry that was with state government and commercial banks.   The last twenty-two years was in timberland investing.  When he retired from Regions Timberland Group in 2012, he was a Senior Vice President and managed client investment strategy for investors on properties in North and South America valued at $595 million. He traveled extensively across the eastern US, and in Brazil and Uruguay. Greg holds a BS in Forest Management and a BS in Agricultural Economics from North Carolina State University.  He retired to pursue ministry and mission interests.

Greg will work with MRN staff to build strategies, support, and applications for ministries and mission points to become resource sustainable. He is passionate about developing people and organizations that incorporate Godly principles to produce sustainable results for the Kingdom of God.

Greg and his wife, Suzy, were married in 1979 and have two married daughters, Natalie and Colynn, and five grandchildren.


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Dr. Dorris M. Schulz | Missionary Care Volunteer

With her late husband, Tom, Dorris (Dottie) Schulz served as a missionary in Amsterdam, 1962-1971 and 1972-1977. Dottie earned her master of science degree in Human Development and the Family and her Ph.D. in Community and Human Resources, both from the University of Nebraska. Her dissertation was on missionary reentry. She holds licensure from the State of Nebraska Department of Health as a Licensed Mental Health Practitioner, Certified Professional Counselor, and Certified Marriage and Family Therapist.

Dottie has worked as adjunct faculty in the Department of Human Development and the Family at the University of Nebraska-Lincoln and served as Assessment Director of the Human Resources Management Program at Friends University in Wichita, Kansas, where she was also Associate Professor of Family Therapy and Human Services/Psychology.

Dottie had worked at York College in York, Nebraska, before earning her doctorate, and returned there in 1991, where she was Professor of Psychology and Family Studies and Director of the Cornhusker Center for Human Development until coming to Missions Resource Network in 2004.


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Sam Shewmaker | Consultant for African Missions

Sam Shewmaker was born in Zambia to missionary parents. After graduating from Harding University in Searcy, AR, Sam and his wife, Nancy, served in Zambia and Kenya for 29 years and more recently in Rwanda for 4 years. He planted churches, trained African church leaders, did relief work with World Vision International and co-founded "Africans Claiming Africa," a movement to pass the evangelistic baton to the African church. He compiled and edited Drumbeat, a newspaper for churches of Christ in Africa and two books: Africans Claiming Africa: Living the Vision, 1998, and A Great Light Dawning: Profiles of Faith in Africa, 2002.

Sam also co-directed the 2002 Jabulani Conference held in the Dallas-Fort Worth area to celebrate 100 years of missions to Africa by churches of Christ. He received his M.A. in Missiology from Fuller Theological Seminary in 1987.

From 2000-2005, Shewmaker served as Missionary-in-Residence for Africa at Harding University, teaching missions courses, coordinating a weekly Africa missions interest group, directing Harding's international missions internships and mentoring students during their mission internships and survey trips to Africa.

Sam and his wife, Nancy, are supported by Sunny Hills Church of Christ, Fullerton, CA, Airline Drive Church of Christ, Bossier City, LA and The Hills Church of Christ, Fort Worth, TX. He and his wife, Nancy, now reside in the Ft. Worth area where Sam continues to represent Missions Resource Network in Africa.


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