Presenters
Leading the way, no matter your direction.
GREG MACK, CPT, CMES
Greg is a Navy Nuclear Engineering School graduate blending engineering expertise with a passion for fitness. As an ACE–Medical Exercise Specialist (CMES), and ACE-Personal Trainer (CPT), Greg received the prestigious IDEA International Personal Trainer of the Year Award and was the Chairman of the IDEA Personal Trainer Committee. He collaborates with medical professionals applying his innovative Mobility Profiling Method to assess and enhance motor control, empowering clients to move, feel, and live better without pain.
TRICIA MURPHY MADDEN
Tricia Murphy Madden is a highly respected 30 year veteran of the fitness industry. She was honored with the prestigious Fitness Leader of the Year award by IDEA and is the Co-Founder of FIT PRO PROGRAMMING (formerly Savvier). Formerly the on-set Director for Amazon Halo, Tricia successfully directed a multitude of workouts across various modalities. Tricia is renowned for her gracious energy and ability to motivate individuals at any stage of their fitness journey.
SHELDON MCBEE, MS
Sheldon holds a Master of Science degree in Human Nutrition. He is the Executive Director at Universal Athletic Club, a content creator for WellBeats, and an ACE-certified Personal Trainer and Group Fitness Instructor with over 19 years of experience in the health and fitness industry. An experienced international presenter, lecturer, educator, business consultant, and fitness content developer, Sheldon has presented at IHRSA, IDEA, Canfitpro, MACMA, SCW, and other major industry conferences. He has been featured in numerous industry publications and serves on the advisory panels for Canfitpro and Club Solutions Magazine.
GUILLERMO MELENDEZ
Guillermo, a Chicago native now in Texas, is a Zumba Education Specialist with 15+ years of dance experience. He holds a BS in Health & Wellness and is completing a Master’s in Holistic Nutrition. A passionate Zumba educator and presenter for over 4 years, Guillermo inspires participants to “dance out with happy feet.” He’s certified in NASM, ACE, AFAA, AEA, and CPR/AED, leading workshops in multiple Zumba disciplines.
KARI MERRILL
Kari Merrill is a Programming Director for a family-owned facility in Green Bay, WI. With over 20 years of experience in Group Fitness, she specializes in Cardio Kickboxing, TRX, and Strength. Kari also teaches Group Fitness at the Police Academy and contributes to Pumped Up Strength by creating choreography and themed playlists. Her true passion is coaching the Rock Steady Boxing for Parkinson’s Program.
ANDREA METCALF
For more than three decades, Andrea Metcalf has been a prominent figure in the fitness industry, empowering individuals & business alike. Featured on NBC’s Today Show, Steve Harvey, Oprah.com, and USA Today, Andrea owns Heat 3.0 Pilates, The Pilates Experience, and FLX Stretch Training. Specializing on recovery, mobility, and instructor training, she’s authored a best-selling book and is revered by prestigious health organizations like the American Academy of Pediatrics and American College of Chest Surgeons. Join Andrea today to elevate your fitness and business journey!
DR. JONATHAN MIKE, PHD
Jonathan Mike, PhD, teaches in the Exercise Science and Sports Performance program at Grand Canyon University in Phoenix, AZ. A former strength and conditioning coach, he has contributed to numerous fitness and strength outlets. He has worked with NSCA, served on committees, and spoken at over 55 events for organizations like NSCA, ISSN, and NASM. Jonathan has authored peer-reviewed publications and 10 book chapters on sports nutrition and strength. He is currently writing a book on Strongman Training for Human Kinetics.
PATRICK MUMMY
Patrick earned a baseball scholarship to San Diego State University & graduated with a Bachelor’s Degree in Athletic Training. He founded Symmetry for Health & was awarded a patent on a measurable system for postural assessment and corrective exercise – AlignSmart Technology. Patrick has written three books, the latest – “The Physics of Pain; becoming Pain-Free”. He has spoken on the subject of postural assessment at multiple conferences & corporations.
AIMEE NICOTERA, MS
Aimee Nicotera is an international presenter and Virtual Studio Owner with over 25 years in the industry. She holds a BS in Nutrition Science, an MS in Health Education, and certifications from ACSM, ACE, and AFAA. Aimee also leads the Cycling program for the Core Health & Fitness Master Instructor Team, blending science-based programming with dynamic coaching to inspire instructors and participants worldwide.
FELIX OJEDA, MS, MBA
Felix Ojeda, born in Venezuela, was a national athlete in baseball, track, and basketball with a passion for Latin dance. After earning degrees in accounting, finance, and management, he transitioned from a successful finance career to fitness. In 2010, he founded Palango! Fitness, a dynamic program blending dance, movement, and athleticism. Felix’s journey fuses sports, business, and his passion for helping others live healthier lives.
DANIELLE ONTIVEROS
Danielle Ontiveros is the founder and CEO of Grab The Gold, a pioneering snack bar company established in 1990. Launching the business at age 16, Danielle has grown it into a debt-free, community-focused brand for over 30 years. Based in Franklin, TN, she champions flexible employment opportunities for veterans, single parents, and seniors, while giving back thousands of meals annually to address food insecurity.
DR. GRAZYNA PAJUNEN, MS, PHD
Dr. Grazyna Pajunen, a Warsaw native, holds a Ph.D. in Solid State Electronics and taught for 25 years at UCLA and FAU. With over 50 publications and 15 U.S. patents, she transitioned from electronics to health. Now a board-certified functional nutritionist, she partners with her health coach son in an anti-aging venture, helping clients age gracefully without medications or surgery—combining science and passion for transformative wellness.
MICHELE PARK
Michele Park has over 35 years of experience in the fitness industry as a mentor, program developer, and educator. She created SOULfusion, SOULstrength, BARREfusion, and SOULkickboxing, blending movement and music into powerful experiences. Michele owns a virtual studio with over 300 members and has taught online for 8+ years. Passionate about mentoring and program creation, she continues to inspire fitness professionals nationwide.
MICHAEL PIERCY, MS, CSCS*D, RSCC
Michael Piercy, MS, is an award-winning fitness educator, presenter, and former professional baseball player (Mets, Pirates, Expos). He holds a Master’s in Exercise Science and Performance Enhancement and is the founder of The LAB, a premier training facility. A subject matter expert for ACE, NASM, NSCA, and more, Michael was named IDEA’s 2017 Personal Trainer of the Year. He’s the author of Men’s Health 30-Minute Shred and a global leader in performance training education.
IRENE PLUIMMENTZ, PT
Irene Pluimmentz, PT, ATRIC, is a licensed physical therapist from the Netherlands and co-owner of One Step Beyond, Inc. Physical Therapy. Her passion for water therapy led her to earn certifications from the Aquatic Exercise Association (AEA) and the Aquatic Therapy and Rehab Institute (ATRI). Irene integrates hydro-dynamics into her physical therapy practice and is the inventor of the Aqua-Ω, an innovative adjustable drag resistance water exercise tool.
CHRISTOPHER POIRIER
Christopher Poirier is a dynamic fitness professional blending science, creativity, and fun. Expert in performance training, corrective exercise, and on-camera presence, he’s worked with NBA, UFC, NCAA, and Olympic athletes. Featured on Emmy-nominated TV, Christopher creates inspiring content for top fitness brands. As the 2022 SCW Fitness IDOL winner, he continues to innovate and shape the fitness industry with his unique approach to training and performance.
JEANNETTE PYLE
Holding a degree in Dietetics and Human Performance, Jeannette has worked in the fitness industry for over 30 years and currently serves as the Director of Wellness & Fitness at SaddleBrooke TWO HOA. She has a passion for working with the 55+ population, creating programs and classes designed to improve their daily function and support fun, energetic, and fulfilling lifestyles.
GUSTI RATLIFF, MED, E-RYT 500, C-IAY
Gusti Ratliff, Med, has spent over a decade developing chair yoga protocols for seniors, the physically challenged, and therapeutic yoga for multiple sclerosis. A former studio owner, she facilitated 200-, 300-, and 500-hour YTT programs and helped pioneer one of the first recognized yoga therapy programs in the U.S. For 20+ years, Gusti blends humor and lightheartedness with transformational yoga to empower her students.
DIVA RICHARDS
Diva Richards is a motivational life coach with over 20 years of experience in fitness and entrepreneurship. She is the Founder of You vs You Athletics, LLC, in Cherry Hill, NJ. Diva is an international speaker, host of *The Do Work* podcast, and creator of *The Do Work Method* Life Coaching Program. Specializing in Boxing, Strength, and HIIT, she brings real-life success and experienced guidance to her clients and followers.
JANI ROBERTS
Jani Roberts is a Shamanic Practitioner and a prominent figure in the health and wellness industry with over 40 years of experience. As owner of Alignment Essentials® (AE), a company focused on mental health, movement, and mindfulness, she creates all AE content, including seven mind-body formats, the Living in Alignment online course, and Moving Meditations™. Jani also hosts the Living in Alignment Podcast, authored four self-healing journals, and co-authored the international bestseller *Navigating the Clickety-Clack: How to Live a Peace-Filled Life in a Seemingly Toxic World.*
KELI ROBERTS
Keli Roberts, an ACSM Exercise Physiologist, is a highly decorated fitness professional. She holds certifications through ACE as a GFI, HC, CPT, and Senior Fitness Specialist, as well as a Corrective Exercise Specialist certification from NASM and an Aging Specialist credential from FAI. A National Fitness Hall of Fame inductee, Keli has earned multiple awards, including IDEA International Fitness Instructor of the Year, Best Female Presenter, Lifetime Achievement honors, and the Inspiration Award for Empower! Conventions.
YURY ROCKIT
Yury Rockit has specialty training in the fields of Yoga, Pilates and various other modalities possessing specialty experience from India, Nepal, Thailand & USA. He is incredibly versatile as a certified group fitness instructor (AFAA, GFIT), personal trainer (ACE), mindful movement & meditation specialist, and continuing education provider for these organizations. Yury is a much sought-after dance-based choreographer who has presented at many key international professional fitness conferences like MANIA®s, IDEA World Fitness, and AFC (Bangkok). Yury formerly owned the Ki Mind Body Studio in Hanoi, Vietnam.
DR. RENEE ROGERS, PHD, FACSM
Dr. Renee J. Rogers, PhD, FACSM, is a bio-behavioral intervention expert with 20+ years in exercise physiology, behavior change, and obesity treatment. She specializes in engaging tai chi approaches and focuses on exercise and body composition’s role in modern obesity treatments. Dr. Rogers is a leading authority on obesity medication research and the translation of exercise and lifestyle impacts for improved health outcomes.
KYLIE ROSS, MSM, MBA
Kylie Ross is Owner of VK Professional Services, VRoK Fitness and a Tax Manager with TurboTax. VK Professional Services offers tax planning and preparation, bookkeeping, notary, website design and business consulting. Kylie Ross is a Certified Personal Trainer from SCW, Nutrition Coach and Bariatric Health Expert. She has been in both industries professionally for almost 6 years. She’s a Gastric Bypass recipient of 11 years and works hard to stay healthy and fit now she assists others to prevent obesity-driven conditions via virtual and mobile fitness and nutrition guidance.
DEBORAH ROTHSCHILD, MS, NASM-CPT, ACE-CPT, AFAA-CGFI
Deborah Rothschild, MS has been a fitness professional since 2003, bringing a wealth of experience and expertise to her presentations. Deborah’s specializations, such as ACE Senior Fitness Specialist & Brain Health Trainer, NFPT Cancer Recovery Specialist, BHOF BoneFit Instructor, and Parkinson Wellness Recovery PWR!Moves Instructor, highlight her commitment to continuous learning and staying at the forefront of the industry. She is the proud owner of Tough Agers, LLC, a virtual and on-location fitness company dedicated to serving older adults of all fitness levels and capabilities.
ZORAIDA (ZORY) SEPULVEDA, MBA
Zory holds a Master of Business Administration, is an SCW Fitness Idol winner and serves as a Holistic Health Coach, Presenter, and Mindful Movement Specialist. As the founder of ZS-Wellness and the creator of WEPA Fitness, Zory brings passion and creativity to her work. A former AFAA Examiner for the Caribbean region, she holds multiple certifications and boasts over 24 years of experience in the fitness industry. She has designed impactful fitness programs for government agencies and corporations in Puerto Rico. Beyond program development, Zory remains a prominent contributor to fitness and wellness conventions, magazines, and TV/radio shows across the island, continuing to inspire and educate audiences.
DR. CANDICE SETI, PSY.D.
Known as “The Weight-Loss Therapist,” Dr. Seti is a licensed clinical psychologist, certified nutrition coach, and best-selling author with a private practice in San Diego. She specializes in behavior change, self-sabotage, and sustainable weight management. A contributor to numerous blogs and media outlets, Dr. Seti helps clients build confidence, overcome self-defeating patterns, and achieve lasting wellness through cognitive and lifestyle strategies.
BILL SHUTTIC, MBA
Bill Shuttic is a Certified Master Personal Trainer, Massage Therapist, Nutritionist, Herbalist, and Natural Health Practitioner with extensive expertise in health and wellness. As Chief Health Officer at Ultimate Health & Wellness, Bill combines fitness, nutrition, and natural health principles to empower individuals. A martial artist, author, and speaker, he delivers engaging monthly presentations on diverse health topics, inspiring audiences to embrace balanced, healthier lifestyles.
DUSTY SOLIS
Dusty with 15 years in fitness and 30 in dance, Dusty is passionate about spreading LaBlast love! She holds a B.S. in Health Promotion with a Dance minor from the University of North Texas and certifications from ACSM, ACE, and AFAA. Dusty aims to educate on LaBlast’s health benefits while emphasizing variety, fun, and authenticity in every class.
DR. EMILY SPLICHAL, DPM, MS
Dr Emily Splichal, Functional Podiatrist and Human Movement Specialist, is the Founder of EBFA Global, Creator of the Barefoot Training Specialist® Certification, Author of Barefoot Strong and CEO/Founder of Naboso Technology. With over 20 years in the fitness industry, Dr Splichal has dedicated her medical career towards studying postural alignment and human movement as it relates to barefoot science, foot to core integration and sensory integration.
KIMBERLY SPREEN-GLICK
With over 30 years of experience in fitness, yoga, leadership, and personal development, Kimberly has presented at conferences worldwide. She served as Senior Director of Group Fitness at Life Time for over a decade and was named the 2015 IDEA Program Director of the Year. Kimberly is also the founder of The Inspired Life University, offering online programs, certifications, and coaching to help heart-centered fitness professionals thrive, increase their income, and deepen their positive impact.
REBEKAH STRACHAN
Bek is an Australian fitness entrepreneur and the creator of RBB to the Beat, a globally licensed group training concept transforming gyms worldwide. With over eight years of experience running a successful fitness studio and licensing her to-the-beat workout programs, she specializes in blending fitness innovations into fun, music-driven workouts. Passionate about movement and community, Bek mentors trainers and develops unique workout programs that inspire and engage participants.
AMBER TOOLE
Amber is a member of the SCW Faculty and shares her expertise in Fitness, Nutrition Coaching and running a successful Studio. Armed with a Bachelor’s of Science degree in Physical Education and Health combined with 30+ years of experience in the fitness industry, Amber loves sharing her passion for inspiring others toward healthier, fitter, and more successful lives. Amber owns The Training Toole, a thriving Wellness Studio in Ocala, Florida that exemplifies her commitment to transforming lives.
JAKE TRIONE
Jake Trione is the Co-Owner and Founder of TriFitness Gym, a veteran-owned business he built from a 240 sq. ft. garage into a $1.8M, two-location success. A retired U.S. Coast Guardsman with 20 years of service, Jake now mentors fitness professionals on scaling, branding, and leadership. His mission-driven approach emphasizes purpose, resilience, and community impact.
LOUIS VAN AMSTEL
Louis van Amstel is a 3x World Dance Champion, an Emmy-nominated choreographer, best known for his ten seasons on the mega-hit TV show ‘Dancing with the Stars. As the creator of LaBlast® Dance Fitness, he shares his passion for dance fitness and uses his Formula, Format, and Philosophy to get people moving through LaBlast® Fitness and LaBlast® Splash (aqua). Louis developed the programs over ten years to ensure quality and accessibility for all, focusing on mental/emotional health and functional fitness.
MANUEL VELAZQUEZ
Manuel Velazquez is a WATERInMOTION® Platinum program choreographer and the Faculty Leader of the SCW Yoga 1 & 2 Certifications, as well as the SCW Tai Chi Certification. With over two decades of experience in the fitness industry, Manuel has been recognized as “All Around International Presenter of the Year”. He is also an RYT-200 Yoga certified instructor and is the Head Instructor at Rancho La Puerta Resort & Spa in Tecate, Mexico (outside of San Diego).
BILLIE WARTENBERG
Billie has over 28 years of experience in the fitness industry and is currently the Fitness and Wellness Director at the Trilogy Resort 55+ Community and Resort in Orlando, FL. Managing almost 100 sessions per week focused on healthy active aging, Billie has authored the SCW Aqua Barre certification and is also a master trainer for SCW’s WATERinMOTION® and S.E.A.T. (Supported Exercise for Ageless Training) programs. Drawing on her experience as a former competitive cheerleader, Billie brings high energy, enthusiasm, and encouragement to everything she does.
RUSTON WEBB, MS, FMS II, TPI-CGFI III
With over 24 years in the fitness industry and a Master’s degree in Human Movement, Ruston Webb is a globally recognized expert in mobility training and pain relief. He co-authored a college-level exercise science curriculum with the American Council on Exercise and successfully owned a gym for 11 years. As the creator of *The Mobility Recipe*, a certification trusted by over 1,600 health and fitness professionals and accredited by NASM, AFAA, and others, Ruston has also developed specialized programs for Knee, Back, Neck, and Shoulder Pain Solutions. His mission is simple: to empower fitness professionals to help their clients move better, feel better, and live pain-free.
KIA WILLIAMS, MBA, MS
Kia Williams, M.B.A., M.S., is a global fitness presenter, author of Functional Core for Women, and 2022 IDEA Fitness Instructor of the Year. She serves on the executive boards of Fit4Mom and Jeremiah 33:6. Passionate about holistic health, she helps others lead sustainable, fulfilling, and healthy lives.
COSMO WOLLAN, MA
Cosmo has over 30 years of experience in Health, Fitness, and Medical Fitness consulting. As a Senior Executive at Synergy Cubed, he specializes in medical fitness integration and business optimization. He served six years as chair of the MFA Education Advisory Panel and is an active MedFit Network Education Advisory Board member. A sought-after speaker and presenter, Cosmo is a recognized expert in medical fitness integration, profit center development, revenue optimization, retention strategies, sales training, and health club management.
DR. JULIE ZULEGER, PhD
Dr. Julie Zuleger has over 20 years of experience as a Licensed Massage Therapist, Certified Strength and Conditioning Specialist (CSCS), Corrective Exercise Specialist, RYT-500 Yoga Instructor, and Human Movement Specialist. She advocates for self-care through the use of massage tools and stretching-based programs and teaches continuing education courses for yoga instructors, massage therapists, athletic trainers, strength and conditioning coaches, fitness professionals, and wellness practitioners. Dr. Zuleger holds a Ph.D. in Education and serves as the Director of Kinesiology and Education at Tiger Tail USA.