Maggie has been the backbone of the COR Swim team since 1981. She is the club’s Head Coach and currently coaches the Senior Swimmers. Maggie has coached Junior National Swimmers, National Age Group Champions, TAGS Champions and numerous Top 16 swimmers.
Maggie has served extensively as a member of the USA Education Committee and is currently serving on the USA Swimming Club Development Committee.
Maggie has received the American Swim Coaches 'Age Group Coach of the Year' for North Texas LSC. Over the years, she has served in virtually every committee in the North Texas Local Swim Committee. Maggie has been honored with a lifetime membership in USA Swimming.
Maggie is from Grosse Pointe Michigan where she attended Michigan State University. She graduated with a Bachelor of Science in Education and Child Development and continued her graduate education at Texas Woman's University and also through continuing educational clinics and programs.
Maggie resides in Richardson and has a large extended family in Michigan and a brother, sister-in-law, niece and nephew in Richardson.
Head Age Group Coach
Brandon Jones directs and oversees COR's Age Group Program.
He is a member of the North Texas Age Group Committee. His
strengths include coaching techniques, motivating swimmers, and
teaching kids the love of racing. Brandon's enthusiasm,
approach and sense of humor help to create a great atmosphere for
success. He has helped to create one of the premiere 12 and
Under programs in North Texas, featuring state and nationally
ranked swimmers. Brandon has coached swimmers ranked
in the top 3, top 5 and top 10 in the United States. He has
coached individual TAGS Champions, TAGS Individual High Point
Award Winners and 10 & Under Boys 1999 TAGS Team High
Point Award Winners.
Brandon coaches our Dolphins
and his swimmers have smashed team records over the past
several seasons. He continues to produce Sectionals
qualifiers, TAGS qualifiers and North Texas Zones Team qualifiers
for COR. Brandon also works with our Piranhas
, focused on the 10 and under swimmers.
Brandon swam for COR from 1983-1991 becoming a TAGS and Junior
Nationals Qualifier. He was also a member of the 1991-1992
Men's Swim Team at Texas Christian University (TCU). Brandon
originally coached for COR from September 1992 - 1999, returning to
the team in the summer of 2008. From 1993-1996, he
was also the Head Coach of Jesuit College Preparatory School
earning the TCIL Coach of the Year award in 1996. While there
he coached High School All Americans, Junior National,
Easter Prep Nationals, National Catholic & TCIL State
Brandon has a BBA in Marketing from The University of North Texas.
He lives in Rockwall with his wife Christina and their
two children, Blake & Loryn.
Dan Hafner is entering his 8th year coaching
swimming for COR. He coaches our top Seniors
producing several new COR Record Holders as well as Sectionals,
Junior Nationals, Senior Nationals & Olympic Trials
Prior to COR, he spent 2 years as the the Senior
Assistant Coach for Oakland Live Y'ers. There he coached
worked with numerous state, sectional, junior national, senior
national, and Olympic Trials qualifiers. Prior to Oly he
coached for 7 years at Pointe Aquatics in Grosse Pointe,MI.
There he oversaw the age group program and worked with the senior
level swimmers. Dan coached swimmers of all ages
includeing age group state qualifiers to Olympic Trials
Qualifiers.Dan was also an assistant coach
and assistant pool manager at the Lochmoor Club in Grosse Pointe,
Mi. While at Lochmoor Club the team had won 8
straight MICSA championships.
Dan swam in college at Oakland University and the University of
South Carolina. He swam club for Bob Jenrow at Birmingham
Bloomfield Atlantis and High School for Darin Abasse at Birmingham
Groves. He graduated with a degree in Physical Education from Wayne
State University in Detroit, Mi. He finished his Masters in
Coaching and Athletic Administration in the fall of
Age Group Coach / Lead Swim School
Laura Ring returned to COR in
September of 2012. She began swimming at the age of 5 but
didn’t fully immerse herself into aquatics until she became a
competitive swimmer with COR in 1996. Laura continued
swimming in college for Henderson State University where she served
as team captain for 2 years. She received both athletic and
academic honors and served as president for the Student Athlete
Swimming has always played a
positive and influential role in Laura’s life both as an
athlete and a coach. Since 1999, she has been coaching,
teaching and working in various areas of aquatics; including
coaching for COR in 2006 & 2007, working with the Minnows,
Piranhas and Sharks groups. Today, Laura coaches
the Sharks Group, and is the
lead coach for our
Minnows Group and Swim School program
Laura has a Bachelors of Science
in Biology from Henderson State University in Arkansas. Since
returning to COR, Laura's positive influence, including her ability
to teach, train and motivate, has been felt on many levels within
Adam returned to COR in the summer of
2015 as an Assistant with our Senior 2 and Senior Gold
Groups. He also began working with our Minnows and
Piranhas Groups during that time. Today, Adam coaches
1 and Piranhas Groups. He relates
well to the swimmers with recent racing experiences and brings
excellent knowledge from great swim coaches.
Adam joined COR in 2004 at the age of
10. He became one of the fastest swimmers in team
history. Adam broke numerous COR records while
competing at TAGS, Sectionals, Junior Nationals, High School
State, Senior Nationals, and the 2012 Olympic Trials. He
became a scholarship swimmer for Olympic Coach Gregg Troy
at the University of Florida in Gainesville.
There Adam competed as a member of 3 SEC Championship teams
and was also a 3 time member of the SEC Academic Honor Roll. He
graduated from Florida in December of 2015 with a degree in
Political Science. Adam is also a teacher and the
Assistant Swim Coach at Plano East High School.
Age Group Coach
Jumbo Shrimps and Minnows
(Bio coming soon!)
Senior 1 / High School Group
Coach Colin McGrane returned to COR the summer of 2013. He
coaches the Senior
1 Group and our Summer High School
Group. Colin brings his coaching experience
and his enthusiasm to COR. His upbeat and out-going
personality is infectious and his swimmers are always highly
Colin swam for Berkner High School and was a COR swimmer in
1994. After graduating high school, Colin began coaching for
COR in 1995. He assisted Coach Maggie Shook and Coach Brandon
Jones with the Dolphins Group, but primarily worked with Minnows
and Piranhas Groups. Colin left COR in late 1999 to complete
his Bachelor's degree in Fine Arts from the University of North
Texas. After spending 4 years working exclusively for Plano
ISD, he accepted a position with COPS as an Assistant Age Group
Coach. While at COPS, Colin helped to build a strong age
group program, adding several A and TAGS qualifiers to the team.
He left COPS after the summer of 2011 to spend more time with
During the school year, Colin is an Art teacher for Plano ISD.
He was formerly a Swim Coach at Plano East Senior High
School. He lives in Plano with his lovely wife Kinome and
their 2 children, Lily and Joe.
Age Group Coach
Tori Whitehead coaches COR's Jumbo Shrimps, Minnows and Piranhas
Groups. She has a very keen eye for technique and has been
helping to grow our program the past few years. Tori grew up
swimming and was one of the fastest age group swimmers in North
Texas history. She started swimming competitively in 1994 (age
5). By 1999, she was a TAGS state champion breaststroker. Tori was
consistently ranked among the Top 16 swimmers nationally for
breaststroke and IM. She competed in multiple Zones, Senior
Circuits, and Sectionals meets.
Tori studied fine arts, illustration,
at SMU. She went on to receive a Master's of Fine Arts from
the University of Chicago for stop motion animation short films.
Aquatic motifs are ever present in her work. After undergoing wrist
surgery in 2014, Tori returned to swimming for rehabilitation. She
swims and coaches with a Master's group. Tori is invested in
technique training as the foundation of fast swimming.