Board Members

Sid Walker:
Chairman

Sid lives in Bryan-College Station and helps small businesses and nonprofit organizations become more successful. He and his wife Amy have been married for 35 years, they have 2 sons and 3 grandchildren. He enjoys reading, health and fitness, traveling and ice cream. He’s a graduate of Texas A&M and has an MBA from UT-Tyler.

Tom Carey:
Vice Chairman

Tom Carey lives in Heath, Texas and joined the PHA Board in 2018. He received his Bachelor of Arts degree from Abilene Christian University in criminal justice and retired after serving thirty-five years with the Dallas Police Department. He is happily married to Linda and has four children and nine grandchildren. He currently attends Eastridge Church of Christ in Rockwall, TX. 2019 was his sixth trip to Ukraine to work in summer camps.

Jan Wengler:
Secretary

Jan Wengler earned her BS from Eastern Illinois University and MBA from the University of Illinois Springfield. After a long career in research, manufacturing, external affairs and public policy she retired from consumer products company Reckitt Benckiser. After retirement from the corporate world she worked for the City of Waco, the Talitha Koum Institute and AVANCE Waco. Her passions have led her as far away as the Himalayas and around the globe sharing compassion and loving kindness as a humanitarian clown and to North Korea as a US citizen diplomat. Happily retired and living in rural Texas with her husband Joseph Redman, she is a busy community volunteer with a loving family full of children, grandchildren and friends.

Carolyn Hutson:
Treasurer

Carolyn Hutson graduated from Texas A&M University in 1984 with an MS in Accounting. She spent twelve years in public accounting, specializing in auditing. She retired as EVP-CFO of Brookshire Grocery Company after a career spanning twenty years with that company. She has served on several boards, including Brookshire Holdings Inc, Goodwill of East Texas, Literacy Council of Tyler, and the Business Advisory Board for UT Tyler.She and her husband, Joel, are active members of Marvin United Methodist Church where she has served as Administrative Council, Finance and Women’s Ministry chairs. She and Joel also both serve as CASA volunteers. She and her husband enjoy having their two sons, wives, and grandson living close by in Tyler.

Martha Griffith:
Member

Martha Griffith was raised in Shreveport, Louisiana and she and her husband, Mac, raised their children there also. She is a graduate of Centenary College of Louisiana and did graduate work at Louisiana Tech and LSU Shreveport. She taught elementary school and became a technology specialist at Eden Gardens Elementary Magnet School in Shreveport.  She and her husband have lived in Washington DC, San Antonio, Tyler and Galveston with Mac’s career and have recently retired in Tyler, Texas. She has been active in Marvin United Methodist Church and The Ronald McDonald House of Galveston, Texas. She and her husband have two adopted children that are now grown and one grandson. Martha now has started teaching adults how to use the iPhone.

James Hallmark:
Member

James Hallmark lives in College Station, TX where he serves as Vice Chancellor for Academic Affairs for the Texas A&M University System and attends the A&M Church of Christ where he teaches classes, is involved in campus ministry (Aggies for Christ), and occasionally leads the worship service. James has been married to Becky Hallmark since 1989 and they have one daughter who is married and living in Austin. Becky is engaged in volunteer work in the community and mentoring college students after 18 years of working in campus ministry. For fun, James enjoys reading, singing with the Brazos Valley Chorale and Chamber Singers (and occasionally other choirs in the area) and takes pride that his yard and flower beds are always the best on the block.

Karlie Marr:
Member

Karlie Marr is a graduate of Texas A&M University where she earned a BA in Marketing and an MS in Data Analytics. After graduation, she began her career in Consumer Product Goods, working at Kraft Heinz, in Account Sales for H-E-B. She currently works for Lactalis Heritage Dairy, analyzing shopper data for grocers including Kroger and Albertsons. She lives in San Antonio, Texas with her husband Tyler Marr, and their cat Scout. They currently attend MacArthur Park Church of Christ. She has a passion for children and currently serves in the High School ministry at her church. In her free time, she loves traveling, cooking, and coming back to Kyle Field to watch the Aggies win. Karlie joined the PHA board in 2023.

Bob Martin:
Member

Bob Martin is minister for North Main Church of Christ in Winters, Texas. He earned his degree in concentrated Biblical studies through Brown Trail School of Preaching in Hurst, Texas. Bob is known to be a good leader and organizer, having been involved in numerous community clubs and organizations and youth camps. His passion is working with and for children. He and his wife Jenny have been married 43 years and have three married children and 6 grandchildren.

Dr. David Vanderpool:
Emeritus

Dr. David Vanderpool was born in Dallas, graduated from Abilene Christian College in 1952 and receive his M.D. from the University of Texas Southwestern Medical School in 1956. After completing his service in the United States Air Force as Chief of Surgery at the 3320th USAF Hospital, Amarillo AFB, Texas he returned to Dallas to practice Surgery at Baylor University Medical Center for fifty-five years. He married Margie Martin in 1955 and they have one son, David, who is also a Surgeon and currently is doing full time mission work in Haiti. Margie and David began working in Romania, in the former Soviet Union, in 1996, and in the former East Germany and in Ukraine in 2006, joining PHA in 2007. They have made annual and semiannual trips to Ukraine from 2006 until 2013.

Marjorie Martin Vanderpool:
Emeritus

Marjorie Martin Vanderpool is a Dallas native and Graduate from the Hockaday School and SMU with degrees in Psychology and Sociology. She also did graduate work at Texas University at Austin. She has been actively involved in the Dallas County Medical Society Alliance for many years having served as President in 1989. She has served on the PHA Board for about ten years and has enjoyed many trips to Ukraine.  She has been active in orphan care at Korlavka, helping provide new beds, better windows in the dormitory to keep the cold out, coal for heat in the winter, playground equipment, Christians to spend time with the children daily, and more and better food.