Jill Turnier, Vice President


Coach Serapion is in his tenth year at Huddleston Elementary and his sixth year coaching field events at Starr’s Mill. He is a Fifth Grade Teacher and received his Associates Degree in Science from Georgia Military College, his Bachelors Degree in Early Childhood Education from West Georgia and his Masters in Educational Leadership from Trident University.

He started life in Los Angeles but, through the Grace of God, was relocated to The South prior to starting middle school. He attended Booth Middle School and graduated from Sandy Creek High School. He is married to Nicole and together they have four children. Their daughter Kailani is 15 and a sophomore at Starr's Mill, their son Makoa is 10 and a fourth grader at Huddleston, their daughter Nani is 6 and in first grade, and in August 2015 they welcomed baby girl Leilani.

Coach Serapion’s love of athletics and coaching comes from his mother who was not only a Physical Education teacher but also an elite athlete. She had a successful career throwing the Javelin, Shot, and Discus. She was a member of the U.S. Track and Field Team and placed fourth in the Javelin in the 1966 World Games.  She also played Softball and Volleyball for the University of Southern California.  So coaching and athletics are part of Coach Serapion’s DNA.

Coach Serapion has coached for Starr’s Mill for the past six years, coaching the Shot Put and Discus; he also coaches football. He is a member of the Georgia Army National Guard and has deployed to Bosnia, Iraq, and Afghanistan. He believes that sports helped to change his life, and he is dedicated to helping his athletes become better citizens and productive members of society through athletics. He feels blessed that he has the opportunity to work with such fine young men and women. 

Rob Isaac is in his third year coaching at Starr’s Mill. Rob is a 2008 graduate of The Citadel, The Military College of South Carolina, with a Bachelor of Science in Business Administration. While at The Citadel, Rob competed in track all four years while running cross country sophomore through senior years. 

Rob currently works at Eaton Corporation within the Residential & Wiring Devices Division. He is married to Jessica Isaac, a Nurse Practitioner at the Southeastern Headquarters for Cancer Treatment Centers of America. The couple has two daughters, born in 2015 and 2017.

Rob is a certified USATF Official (apprentice) and has the following personal best times:

800m – 2:04
1500m – 4:17
8000m – 27:30
10,000m – 35:56
Half-Marathon – 1:24
Marathon – 3:09

Coach Shankle has been with the Starr's Mill High School track and field team, specifically the pole vaulters, for over ten years.  Before coming to SMHS, Coach Shankle was the pole vault coach at McIntosh High School in the late nineties. Track and field runs through his genes!  His grandfather was a high jumper in college and his father was not only a two time all-American at Duke University but represented the USA at the 1956 Olympic Games in Melbourne. There he placed third in the 110 m HHs.  Coach Shankle ran track in high school as well as college.  He ran the 800m, pole vault, and the decathlon and lettered all four years at Duke. His brother Mike also was on the team and is now a vault coach in Virginia.

Coach Shankle moved to Peachtree City in 1988 after two tours of duty in Europe with the U.S. Air Force.  He was hired by Delta Airlines and is now a Captain flying the 737-800.  He is married to Miss Elise affectionately known as the "social director" who is a physical therapist for the Clayton County School System.  They have three grown sons, two of which ran track for Starr's Mill in 2005 and 2008.

Kris Mossburg, Community Coach

​Distance Coach

Anne Chrzanowski, Community Coach

Head Distance Coach

Austin Enriquez graduated in 2007 from Starr’s Mill High School, where he competed in track and field. He ran cross-country for and graduated from the University of West Alabama with a Bachelor of Science in Biology Comprehensive. Austin continued his distance career by coaching the UWA women’s cross-country team for three years. Austin currently works as a paraprofessional at Starr's Mill High School.

Austin’s college race times include PRs of 15:23 for the 5,000 meters, 25:12 for the 8,000 meters, and 32:22 for the 10,000 meters.

Stan Hill, Assistant Coach

Shot Put and Discus Coach


Steele Mehl, Assistant Coach

Distance Coach

Rob Isaac, Community Coach

High Jump and Distance Coach

Stephen Shankle, Assistant Coach

Pole Vault Coach

Jeanette and Matt Duben have been married for 30 years and have lived in Florida, Alaska, Washington, and Texas, but have called Peachtree City home since 2001. They have 16 year old triplets who are juniors at Starr’s Mill. Their boys, Jake and Ty, both compete on the Starr’s Mill cross-country and track and field teams. Lea also runs track and competes on the Starr’s Mill softball team as well as playing on the EC Bullet’s competitive travel team.

Jeanette has a Master’s degree in Business Administration and works as an independent Human Resources consultant. She also serves on her community association board and the Panther Fast Pitch Softball board. She enjoys spending time traveling with the family, gardening, and staying active outdoors. 

Shawn St. Julian, Assistant Coach

Sprints Coach


Steele Mehl was raised on a wheat farm in western Kansas, where he attended a small high school and participated in football, cross country, wrestling and track. After graduating from the University of Notre Dame in 1981, Steele received a commission in the Air Force and served as a pilot.  In 1990, he joined Delta Air Lines and to continue to fly.  Both my children graduated from Starr's Mill, Kyle in 2007 and Shannon in 2010.  His wife is a real estate agent serving the local area and Atlanta.  Steel has competed in numerous races from 800m to Ironman Triathlons and have coached track at either Rising Starr or Starr's Mill since 2002.

Jennifer Hynes, Ph.D., Secretary & Communications


Meet the Coaches

Don Livingston, Assistant Coach

Middle Distance

Jennifer Hynes and Chad Lohman have been married for 20 years and have lived in Peachtree City for eleven years. Their two boys, Colin and Devin, both ran cross-country for Starr's Mill, along with cross-country and track & field for Peachtree City Flash. Colin is now a sophomore at Tennessee Technological University. Devin, a senior at Starr's Mill, runs cross-country and competes in high jump and distance events for Starr's Mill.

Jennifer is a lifelong runner who coached youth track and cross-country with Peachtree City Flash, helping Chad while he was the team's head cross-country coach. Now she enjoys trail running and is working to improve her cycling and swimming skills to compete in triathlons. She teaches college English for the University of Maryland and Georgia Military College.

Kendall and her husband, Will, moved to Fayetteville seven years ago with their family.  They have four children.  Avery is 13, Henry is 10, Anna is 8 and Micah is 5. 

Kendall grew up in Richmond, Virginia, where she competed in both indoor and outdoor track. She ran the 100m and 300m hurdles in high school, as well as the 400m dash and 1600m relay.  She continued running at James Madison University in Harrisonburg, Virginia.  In college, she competed in the 400m hurdles and was a member of the 1600m relay team that won the conference title and participated in the Penn Relays. This is Kendall’s second year coaching.  She is very excited to get to know the hurdlers and work with the team this season. 

Meet the Finish Line Booster Club

Don has been a community coach since 2008, He has coached and competed at all levels: post collegiate, college, high school, and youth.  He has coached Starr’s Mill athletes and local youth teams, as well as serving as a coach and instructor at Nike Running Camps.

Don ran track and cross country in high school (Klein Forest, Houston, TX), in college (Georgia Tech), and post collegiately for club teams including Nike- Cincinnati and Atlanta Track Club. While at Georgia Tech, he competed in XC, indoor track, and outdoor track all 5 years.  His PRs are:

  •    4:08 mile
  •    8:53 for 2 mile
  •    8:55 for 3K steeplechase
  •    14:42 for 5K
  •    25:05 8K cross country
  •    30:59 for 10K cross country

Don is active in the running community as runner, track fan, and meet director. He has travelled to over 10 NCAA National Championships,  5 US Olympic Trails, and was a track volunteer at the 1996 Olympic games. He has been a meet director for more than 20 XC meets: Starr’s Mill Panther XC Invite (5 years), Region XC championships, USATF-GA youth XC, Elementary XC championship, and GA High school meet of Champions. 

Don and his wife, Wendy, have lived in Peachtree City since 1993.  They have two children, Rebekah, SMHS class of 2013, and Reed, SMHS class of 2016.   Reed was a 4-year letterman in both track and cross country for Starr’s Mill. Both attend the University of Georgia. Don graduated from Georgia Tech with a Bachelor's in Chemical Engineering and an MBA. He works for AT&T in sales.

Shawn St. Julian has two daughters who have competed with the SMHS track & field team. Bree St. Julian is a junior, and Elan St. Julian graduated in 2016 from Starr's Mill. Aside from working with SMHS athletes, Coach St. Julian also coaches young athletes through the Velocity Track Club.

A former professional 200m and 400m runner, Coach St. Julian's career included membership on the Santa Monica track club, where he trained with Olympians including Carl Lewis and Leroy Burrell. His PRs include 200m at 20.30 and the 400m at 45.45. Coach St. Julian is a graduate of Mississippi Valley State University, where he studied on a full athletic scholarship and was the team captain for three years. He was the recipient of the MVP award 4 times.

Kris Mossburg grew up in Michigan, where she met her husband, Charlie, in the seventh grade.  Their daughter, Kiersten, is a 2010 graduate of SMHS and a third-year dental student at the Dental College of Georgia. Son Ty, a 2014 graduate of Newnan High School, is currently a senior at the University of Georgia.

Kris is in her eleventh year as a high school coach, starting as a community coach at Starr’s Mill. She has also spent the past seven years coaching at Newnan High School, where she taught chemistry.  Kris has a degree from the University of Toledo in Chemical Technology and a degree from UWG in Chemistry for Secondary Education.  Before teaching, she worked as an environmental technician and laboratory analyst in Toledo, OH.
Kris’s athletic and coaching accomplishments include:

USATF Level 1 Certification
Community Coach - SMHS Cross Country/Track & Field, 2006-2009 (*Girl’s State Cross Country Runner-Up, 2008)
2012 Ironman Finisher
2015 Boston Marathon Finisher
Head Coach – Newnan Cross Country, 2009-2014
Assistant Coach – Newnan Track & Field, 2010-2015

Mike Dobso has lived in Fayetteville with his family for the past 10 years. Previously they lived in Florida, Oklahoma, and Louisiana. Mike and his wife of 23 years, Kim, stay busy raising their three children, including Megan, a freshman at Starr’s Mill who competes in both cross country and track. Mike has worked as an air traffic controller for 25 years, including the past 10 years at Atlanta’s Hartsfield-Jackson Airport.
A longtime runner, Mike has completed numerous marathons and oodles of shorter races. He is starting his fifth year as a coach with PTC Flash youth cross country team.

Mike Dobso, President of Finish Line Booster Club


Guy Serapion
Shot Put and Discus

Stan Hill graduated from Fayette County High School, where he competed in football, JV basketball, and of course, track and field. After high school, he earned a BA in English from the University of West Georgia and entered the field of education. After a long journey of coaching in several locations, most recently nine years at Union Grove High School, Coach Hill is glad to be back home and teaching in the Fayette County School System especially at Starr’s Mill High School. He, his wife Rebecca, and daughter Ryann live in Peachtree City, where Ryann attends kindergarten at Braelinn Elementary School.

Coach Hill has coached track and field for more than 20 years. Many of his athletes have competed and placed at the state track meet in both the girls' and boys' shot put and discus. Some of those athletes have gone on to participate in college, the most notable being Megan Douglas, who holds the female record for the shot put at 47’ 7” and the discus 135’ 11” at Starr’s Mill Panther Stadium. The distance of 47’ 7” in the shot put is currently the 4th best throw ever in the state of Georgia according to Georgia Cross Country/ Track and Field.

Chad Walker, Head Coach

Jeanette Duben, Treasurer

Chad is starting his twelfth year as the Boys and Girls head track coach at Starr's Mill High School and is currently teaching Personal Fitness and Weight Training. 

His wife, Krista, is from Fayetteville and they have three children Raney, Allie, and Bo. He graduated from University of West Georgia in 1996 with a degree in Physical Education and Health. He hold his Masters and a Specialist certification.   He had four outstanding years playing football, as a wide receiver while at West Georgia.  A few years later he was inducted in the West Georgia Hall of Fame. Chad is a multi-coach:  track & field in the spring,  two years coaching the cross country team and the last eight years coaching the wide receivers in football.

Chad has been coaching track and field for 20 years.  He coached at Wheeler High School from 1997-2005 before coming to Starr's Mill.  While at Wheeler, he coached football and track.  Chad has been mentored by some of the best coaches and trained some of the best athletes in track and field.

  • Chad worked with Loren Seagrave one of the most renowned speed coaches in the world.  He is known for mechanics and his training program.  Lorean was a former coach at LSU and  is the  founder of Velocity Sports Performance.
  • Chad coached Reggie Witherspoon in the 400m's; Witherspoon later went on to run for Baylor University and also competed and earned a Gold medal in the 4x400m relay in 2008 Olympics in Beijing. 
  • Chad also coached Aries Merritt in the 110 and 300 meter hurdles. Merritt went on to run for the University of Tennessee.  Aries also ran professionally and won the Gold medal in the 110m hurdles at the 2012 London Olympics.  Aries also broke the world record in the 110m hurdles in 2012.

Coaching Achievements:

  • Led the Wheeler team to their first state Track and Field championship in 2003.
  • Two 2nd place at the Girls State Meet as coach at Starr's Mill.
  • One 2nd place at the boys State Meet as coach at Starr's Mill.
  • Six Girls Region Championships as coach at Starr's Mill.
  • Three Boys Region Championships as coach at Starr's Mill.
  • Numerous athletes in track and field earn scholarships and compete at the collegiate level. 

Chad believes the best part about track and field is having sixteen different events where student athletes can find some success along the way.  

Austin Enriquez, Assistant Coach

Distance Coach

Kendall McFaddin

Hurdles and Sprints Coach

Anne began as a Community Coach in the fall of 2009 for the cross-country and track team.  Anne was a swimmer at SUNY Potsdam and Clarkson University, where she earned All-American Honors and was admitted to the SUNY Potsdam Hall of Fame.  Anne ran cross-country and track during high school.

Anne moved to Peachtree City with her husband and two children in 2002. Both children graduated from Starr’s Mill -- Nicole  in 2013, and Matthew in 2015.  Her husband, Mike, works at Yamaha Manufacturing Motor Company.

Anne’s coaching certifications and accomplishments include:

  • USA Track & Field Level I Coach
  • USA Triathlon Level 2 Coach
  • ASCA Certified Swim Coach
  • 2015 Team USA World Triathlon Coach
  • Assistant Coach USAT Southeast Junior High Performance Team 2013-2016
  • BS Science Management -- Clarkson University
  • MBA -- University of Buffalo
  • Ironman Hawaii Qualifier and Finisher
  • Boston Qualifier with multiple marathon finishes
  • 2007 & 2008 USA Triathlon All-American
  • Breast Cancer Survivor


Jill Turnier has lived in Peachtree City since 2008. Married for 23 years to a Delta Airlines pilot, Dale Turner, she has lived in many places including Utah, Nevada, Florida, and now Georgia. Jill has been involved with SMHS cross-country and track for the past five years with two daughters competing. The couple has three daughters: Dori, in her second year at the University of Georgia; Sydney, a sophomore at Starr's Mill; and Abby, a fifth-grader at Peeples Elementary.

Jill earned a master's degree in speech language pathology and works occasionally as a pediatric speech language pathologist in early intervention. She enjoys volunteering in areas including FLBC, SMHS attendance office, SMHS choral and drama departments, Evergreen Church, and Peeples Elementary. Traveling overseas, working out, and experimenting with new recipes are a few of her favorite activities.