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Credit Classes Instructors

Antonio Brito

Antonio Brito

Intermediate Weight Training

Antonio is a lifelong athlete and student of human movement and performance. During his undergradute degree at SDSU Antonio discovered a passion for campus recreation by first being a participant of everything Aztec Recreation had to offer and eventually becoming an instructor his senior year. After completing his Masters Degree in Sports Performance from Point Loma Nazarene University, he began working for the United States Marine Corps as a Combat Fitness Coordinator. He hopes to not just train the people who come to his classes but educate them about their bodies capabilities. Antonio is a firm believer that strength is health. When not in the weight room Antonio can be found playing Dungeons and Dragons with friends.

Bethany Mendenhall

Bethany Mendenhall

Beginning Yoga

Bethany was born and raised in San Diego, and graduated from SDSU in 2019 with a B.A. in psychology. She has been teaching both cycling and yoga classes at the ARC since February 2019. In addition to being a group fitness instructor, she is an ENS instructor and one of Aztec Recreation's Fitness and Wellness Program Assistants. Her love of fitness stems from a place of self-love and she firmly believes that one of the best ways to take care of yourself is to keep both your body and mind active and healthy. As an instructor, her main goal is to help you discover and celebrate how strong you already are, exactly as you are. When she’s not teaching at the ARC, you can find her hanging out at a local coffee shop or rocking out to live music!

Bill Aaron

Bill Aaron

Running

Bill Aaron received his Bachelor of Science degree from San Diego State University in Exercise and Nutritional Sciences with an emphasis in Fitness, Nutrition & Health. He is Head Cross-Country Coach at Kearny High, has coached cross-country at the intercollegiate level, and coaches marathoners. A marathoner himself, his personal best is 3hr and 31 min. He is also currently president of the San Diego Track Club.

Cali Tolbert

Cali Tolbert

Group Fitness Instructor Training

Cali is the Fitness and Wellness Coordinator for Aztec Recreation. She began teaching group exercise classes during her time in college at James Madison University and graduated in 2013 with a degree in Kinesiology, Exercise Science. More recently she received her Masters in Integrative Wellness at PLNU. She is a certified AFAA Primary Group Fitness Instructor, ACSM Certified Exercise Physiologist, and a National Board Certified Health & Wellness Coach. Her favorite formats to teach include cycle, strength based classes such as TRX, dance, and yoga but she enjoys teaching just about any format. One of her strongest beliefs is to make your heart happy which includes, but is not limited to, your physical well-being. When she is not helping and motivating others achieve their fitness goals, you can find Cali with her dog, Brodie at the beach, trail running, or hiking!

Chris Czarnecki

Chris Czarnecki

Beginning Yoga
Intermediate Yoga

CHRISTOPHER is a San Diego born athlete, and Aztec Alum. Upon graduating with a degree in Psychology, he became a certified yoga teacher through San Diego State University’s first Yoga Teacher Training. After 10 years of weight training and collision sports, Christopher found introspection, peace, discipline, and new kind of strength enhancement within yoga. Coming upon his 5th year of practice, his curiosity and persistence for improvement continues to refine his flow.

Cindy Romero

Cindy Romero

Yoga for Athletic Performance

Cindy is a San Diego native and an SDSU alumnus, where she earned her BA in Communication. Her love for sports and fitness began at the young age of five and continued to play sports every year thereafter upon high school graduation. She went through the same question every young athlete goes through; how do I stay active and fit now? Luckily, as a freshman at a SDSU she discovered yoga at the ARC in 2011. She loved how yoga transformed her body mind and spirit and wanted to share this beautiful practice with others. One month after graduating SDSU, she received her 200hr Yoga Teacher Training certification in 2015 and recently completed her 500hr certification in April 2018, both at Prana Yoga Center in La Jolla, CA. Cindy is excited and honored to be back at her alma mater, where her love for yoga began and hopes to inspire her students the same way she was inspired after her first yoga class.

Flo Pierce

Flo Pierce

Pilates, Posture, and Poses

M.Ed., M.A., Exercise Physiology

Flo is a lifelong teacher – from Middle School to the University, and from Active Adults to Law Enforcement Officers. For Aztec Recreation, Flo teaches Group Fitness Classes including Pilates and Barre Blast, emphasizing precision and posture. Taking a sequence of classes from Flo, you will get high level instruction to help move your Pilates practice to the next level. Flo holds certifications from ACE and ACSM with specialties in Pilates, Cycling, Yoga, PIYO, Barre, Gravity, and Aquatics. She would love to see you in her class!

Grace Gama

Grace Gama

Fitness Training for Women

Grace is the Fitness and Wellness Program Assistant at the Aztec Recreation Center. She graduated from SDSU with her Bachelors in Foods and Nutritional Sciences and is currently working towards her Masters in Integrative Wellness at Point Loma Nazarene University. Grace has remained active in many sports such as dance, cheer, triathlon and climbing. She believes that group fitness is a fun way to stay active as well as an opportunity to connect with like-minded fitness friends. During her free time she enjoys hanging out with friends, eating good food and having good laughs. As an instructor, she aspires to be a good role model, as well as a friend, to her students looking to stay active and healthy throughout their college careers.

Heidi Sarmiento Wilson

Heidi Sarmiento Wilson

Self Defense for Women

Heidi has been a fitness professional for over 25 years and currently is a member of the Health and Exercise Science faculty at the University of San Diego, Mesa College, Cuyamaca College, and Torah High School. She holds 2 Masters Degrees from SDSU; one in Public Health (MPH) and one in Exercise and Nutritional Sciences (MS). She is a 3rd degree Black Belt in Taekwondo and formerly ran a Taekwondo dojo with her late husband Grandmaster James A. Wilson. She currently trains in Hapkido with Grandmaster Stephen Hong and Aikijujitsu with Master Wayne Collins. Heidi is also a boxing trainer at Body By Discipline in Lemon Grove and Maxwell’s Boxing on Miramar Road. 

While Heidi teaches academic classes in health, sports nutrition, and various fitness classes her true passion is teaching women how to defend themselves.

John Nagel

John Nagel

Goal Setting for Lifetime Fitness
Indoor Cycling
Salsa Dance

John Nagel enjoys exercise & dancing. He is presently teaching the GPX classes, Spinning®, core fusion & cardio dance at the ARC. He has been teaching partner dancing for over 30 year. He graduated with a BA in Social Science from UCI and has an AS in accounting from Mesa College. John’s approach to fitness is to set a realistic goal and then methodically work toward it. Plan your work; work your plan. When it comes to dance, let the music move you.

Katie Hecker

Katie Hecker

Introduction to the Outdoors

Katie is an SDSU Recreation and Tourism Management alumni.  During her time at SDSU she was involved with the Aztec Adventures program as a trip leader, program supervisor, and equipment manager.  Katie recieved her Master's Degree from Western Kentucky University in Recreation and Sport Management while overseeing their challenge course.  Before her return to SDSU she ran the outdoor program and taught in the outdoor leader minor at Shenandoah University.  She loves canoeing!  Katie's passion is to educate and inspire a love for the outdoors.

Ken Meryman

Beginning Bowling
Intermediate Bowling

Madeliene Painter

Madeliene Painter

Beginning Weight Training

Madeliene is a personal trainer, nutritionist, and powerlifting coach. She has her CPT through ACE and her CNC with NASM. In 2020 she launched her business after switching careers due to COVID. She has always had a love for fitness, and now she can make it her career. She is an active powerlifter in the USPA and competes at least once a year. When she’s not teaching at SDSU, you can find her at her favorite gym, Iron Mongers Gym. She loves introducing people to the sport of powerlifting and helping everyone gain strength. She’s always down to lend a helping hand or an ear to anyone who is wanting to start weight training. Besides lifting, she loves to horseback ride, hike, and surf. She believes that the human body is an amazing machine and should be treated well to perform.

Megan Hollyfield

Megan Hollyfield

Hip Hop Dance

Megan’s love of jazz, tap, contemporary, and hip-hop dance began when she was 5 and has continued on in the present day.  Throughout her years in dance, hip-hop emerged as her favorite both to learn and perform.  Early in 2017, Megan’s journey has led to teaching group fitness, yoga, and dance classes at the Aztec Recreation Center.  Now as an SDSU graduate and group fitness instructor, teaching a hip-hop class for SDSU students was an easy decision to make.  She believes that dancing is key to building confidence, community, and creative expression, as well as having a little fun along the way.  No matter your experience, just get up and dance!

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