The people behind the Deeper Walk School of Ministry — staff, faculty, and teaching assistants — who are passionate about equipping you with practical, heart-focused ministry skills.
Dr. Marcus Warner has served as president of Deeper Walk International since 2006. Marcus earned three degrees from Trinity Evangelical Divinity School – M.Div., Th.M. Old Testament, and D.Min. He has written numerous books and spoken for both ministry and corporate groups across the country and around the world. A Bible teacher at heart, Marcus has taught Old Testament and Theology at the junior high, high school, college, and seminary levels. His passion is taking complex topics and making them practical and accessible for everyone.
Emily is a seasoned administrator who combines those skills with a passion for joining God in his work to heal his people. She is honored to serve as the Executive Director in the Deeper Walk School of Ministry. Emily’s background as a teacher as well as her 10+ years of leadership experience in the non-profit and ministry world makes this role quite a sweet spot for her. Emily is certified as a prayer minister with Deeper Walk and has ministered for many years to/with trauma survivors. God has used her life experiences and healing journey as a calling to walk with people through the things they’ve suffered, to invite them to experience the kindness, freedom, and restoration available from the Lord through Jesus Christ.
Outside of this role, Emily tries to keep up with her three active kids and two spoiled fur-babies. She aspires to someday get caught up on laundry, blog consistently, learn to play the piano, have a therapy dog, paddle-board, climb mountains, & never get over seeing God work in miraculous ways.
Dawn Whitestone has been an executive coach, strategic planner, and training designer since 2013. Her unique approach to following God’s purposes and plans is captured in the book Strategic Business Prayer and its companion workbook. She has developed a variety of training programs for individuals and leaders on topics including RARE Leadership; Identity, Purpose and Mission; Strategic Prayer; and Spiritual Warfare, to name a few. In 2021, Dawn helped launch the Deeper Walk School of Ministry and currently serves as its Founding Director. Dawn enjoys hiking with her husband and grown children, volunteering in her church, and spending time with friends in Lakeland, Florida.
David Yarborough is an experienced pastor with over 25 years in ministry. He currently serves as the Lead Pastor at Church on the Hill in Dalton, GA. Prior to this, David was the Senior Pastor at St. Simons Community Church on St. Simons Island, GA, where he led the congregation from 1999 to 2021. He holds a Master of Divinity from Asbury Theological Seminary (1998) and a degree in Journalism: Public Relations from the University of Georgia. David has been happily married for 30+ years to his wife, Amber, and together they have three grown children, a daughter in-love, and one grandchild.
David writes, “I truly love and respect this ministry and have begun to incorporate many aspects of this model into the church I am currently serving… including doing prayer ministry each week in some form with the people in our church and community.”
Danielle loves Jesus and feels incredibly grateful for the opportunity to walk alongside others as they grow in their faith and navigate everyday life. She also works as an Adult Ministry Director, where she loves connecting people, building community, and creating spaces where people can heal, and feel known and cared for.
When she’s not at church, you’ll most likely find Danielle enjoying time with her husband, little boy, and two pups. She loves worship music, being outside, and soaking in the beauty of God’s creation. More than anything, she loves people and the simple, meaningful moments that remind us of God’s goodness in everyday life.
Lisa is excited to be a part of Deeper Walk School of Ministry and assist in training prayer ministers for a season such as this. Since the early 1990s, God has called her to participate in inner healing prayer ministry, leadership, and training at the churches where she had attended and the non-profit ministries where she served. She has been trained in Theophostic Approach, SOZO, Immanuel Approach, Freedom in Christ, Internal Family Systems and REAL Prayer. In November 2022, she completed Deeper Walk’s School of Ministry prayer ministry 10-month certification as well as AACC Christian coaching certificate.
Professionally she is a college planner and offers prayer ministry to individuals. She has been a high school English teacher in Hong Kong, California and Washington D.C. and in Minnesota where she currently lives.
Christy Edge has walked her own healing journey for the last 25 years and seen the Lord bring much freedom. As she’s walked this out it has given her a desire for others in the body of Christ to walk in freedom as well. Christy ministers to people locally in her community just south of Nashville, TN, and thanks to Zoom, anywhere around the country. For the last 18 years Christy has also worked with a church planting organization to share the Good news of Jesus with those on the other side of the world. As she has interacted with other cultures and seen the Lord work The Lord has opened doors to bring inner healing prayer ministry to many refugees who have come out of traumatic events, and to train many American believers to be trauma informed when serving the hurting people of the world.
Christy loves to bake, read, cuddle dogs, and hang out with like minded friends. Since going through DWI’s School of Ministry, she has now opened her home as a place of respite and inner healing for those looking for breakthrough.
Dan and Sarah Allison live in Eastern Iowa. They are the proud parents of 4 amazing sons, 2 incredible daughters-in-law, and 4 fantastic grandchildren! Dan is the Founding Pastor of Crossroads Church, Peosta. Along with his wife Sarah, he currently teaches Faith Formation classes at Crossroads Church. They also lead women’s and men’s retreat weekends each fall, utilizing Deeper Walk’s content church-wide.
Dan’s role in the kingdom is “Catalyst” and the Lord has led Dan to catalyze engines that carry the gospel and healing of Jesus to others. This includes helping plant several churches in Eastern Iowa and starting multiple ministries both inside and outside the church. Dan currently serves as President of The Oak Grove Inc, a non-profit dedicated to helping people recover from the effects of childhood trauma. In addition to full-time ministry work, Dan has been serving in the Retirement Industry for 32 years. He is currently a Managing Director at Empower, the nation’s second largest Retirement provider. He also manages to find time in the woods, at his farm, and on the water, harvesting some of our lands’ most delicious fish and game.
Stefanie Hinman (Board-Certified Christian Counselor, Board Certified Art Therapist, and Crisis Response Chaplain) is the founder of Healing Expressions LLC, where she works with individuals, families, schools, and organizations in the areas of trauma healing, crisis response, and building resilient kids, families, and communities.
She is the author of several books including, “Burning Strong Without Burning Out,” “Building Bounce for Kids,” and co-author of “Building Bounce” with Dr. Marcus Warner.
Jim is excited to be joining Deeper Walk, and in particular the Prayer Ministry Certification Program. Jim graduated in December of 2024, and has been utilizing all the great tools he learned in his work as a Prayer Minister with Heart to Heart Ministries in Nebraska. Jim works primarily with Men, Addictions and Recovery, and Spiritual Warfare.
Jim has retired from a secular counseling career, which has seen him work in a variety of settings including Community AODA Prevention, Intervention and Treatment, Juvenile Court, Inpatient Psychiatric, and K-12 School Counseling and Social Work. He has also recently retired from the Green Bay (Wi) School District, where he has worked both Teacher Staff Development, and High School School Counseling and Social Work.
Jim is very active in his local church, teaching courses around discipleship and spiritual warfare. Jim also teaches nationally with Understanding the Wounded Heart. He has been married to his wife Laurie for 41 years, Has 3 believing daughters, 3 son in laws, and 5 grandchildren.
In his spare time, Jim likes hiking, biking, snowshoeing, and whitewater kayaking and rafting.
Jim also has completed the Advanced Spiritual Warfare Tools and Training with Deeper Walk, and has been excited to see the level of freedom that people have been able to achieve in their walk with The Lord after participating in Freedom Sessions.
Hi! I am Katie Rippy. I am a born again daughter of God! He has set me free from so so much and has awakened me to joy! I love to serve the Lord, especially with my husband, Steve! Together, we are raising our four children and serving our church. A few years ago, I was able to graduate from Deeper Walk’s School of Ministry! Now I serve in my church’s lay counseling ministry as the leader of the prayer ministry team and joy groups. I feel so grateful each time I watch God work in His gentle and timely way! I also love to sing, speak at the occasional women’s event, mentor women in the faith, and teach! On my day off, you can find me with my popcorn watching a movie, painting, or playing my guitar! I am thrilled to be going through this class and cannot wait to get to know you!
Amber Long is a Teaching Assistant with Deeper Walk who loves walking alongside people as they discover greater freedom, healing, and deeper connection with God, others, and themselves. Through Porch Prayers and her work as a Life Coach, she creates spaces where people can slow down, feel seen, and take meaningful steps toward wholeness.
She believes some of life’s most meaningful conversations happen on the porch—where there’s room to breathe, listen, and encounter God together.
When she’s not coaching or ministering, Amber is raising her four amazing kids in southern Wisconsin. She loves learning new things, meeting new people, and finding beauty in everyday life.
John Pitterle and his precious wife have two exceptional adult children and a wonderful son-in-law. He graduated in engineering from Penn State University where he continues to work. John has served overseas and mobilizes in missions. He has led small groups through Deeper Walk (DW) resources and co-hosted the Understanding the Wounded Heart Deeper Dives. John has received training in HeartSync, Connect Up, Immanuel Prayer, is a DW-certified prayer minister, and has been a TA for the School of Ministry. John is a broken vessel who has received love and acceptance from Jesus. His vision is to help people encounter Jesus and His unconditional love so that their hearts are healed and they are able to see themselves, God, and others more like He does.
Have questions about the School of Ministry, our programs, or our team? We’d love to hear from you.