20|20 Vision Speakers

Stephanie Sullivan, D.C., Ph.D.

Dr. Stephanie Sullivan, Graduate of Life University’s College of Chiropractic 2008, serves as the Director of the Life University Dr. Sid E. Williams Center for Chiropractic Research (CCR). Dr. Sullivan’s responsibilities include mission driven leadership and advancement of the CCR, research compliance, and the conduct of chiropractic research. Utilizing her background in banking, marketing, and management Dr. Sullivan has worked to increase the number of research projects conducted at Life University as well as raise the rigor of studies to include high-impact clinical trials.

Dr. Sullivan is also a neuroscience Ph.D. graduate of the Biomedical and Health Sciences Institute at the University of Georgia. Her research focus includes investigating attention, sensory gating, cognitive efficiency and the effect of chiropractic and applied clinical neuroscience care on brain-body neuroplasticity.

Rob Scott, D.C., Ph.D.

Curricula Vitae

Liz Anderson Peacock, D.C.

Who Am I?

Dr. Liz Anderson-Peacock has a B.Sc. from the University of Winnipeg and in 1986 graduated Cum Laude from Canadian Memorial Chiropractic College. She is an insightful, spirited, curious souland a world traveler. Her purpose is to “Help, heal, empower and inspire the best version of you so you can meet and exceed your goals for the betterment of all.”Dr. Liz considers herself a “work in progress” as she discovers and unfolds a new journey and new point of view in life experiences after her recent belowthe knee amputation. Among many other things, she is a Chiropractor, Instructor, Reader, Wife, Grandmother, Confidant, Coach, Author. Her passion for children led her to become a Diplomate from the first graduating class of the ICA Pediatric Diplomate program in 1996. Dr. Liz maintains an active family-based chiropractic office in Ontario. She has authored eight papers on various aspects of chiropractic care in children and has presented at International Pediatric Conferences. Dr. Liz is a Fellow of the ICA, received “Chiropractor of the Year” from the Canadian Chiropractor in 1998 and the Ontario Chiropractic Association’s Heart and Hand award in 200

Curricula Vitae

Peter Amlinger, D.C.

Dr. Peter Amlinger graduated at the top of his class from CMCC in 1985, and has maintained a family oriented principle based practice in Mississauga since that time.

He was president of the Halton Peel Chiropractic Society since its inception through June of 2000. Dr. Amlinger founded the Wonders of Chiropractic meetings in January of 1992. The purpose of these meetings is to unite chiropractors in the principles of chiropractic.

Dr. Amlinger speaks regularly internationally and speaks at Dynamic Essentials meetings.  Since 2004 he has visited Spain regularly to help the chiropractors organize the profession in that country and was instrumental in the birth of the Barcelona College of Chiropractic.

He has been nominated for the Canadian Chiropractor of the Year Award three times, and was the recipient of this award in 2006.

In September of 2004 he started Chiropractic Pure and Powerful, a seminar bringing some of the Nation’s best speakers together in an effort to unite chiropractors in the principle.  He is also president of Purposeful Living Inc. which is a chiropractic consulting and speaking service.

In 2005 he was elected to the council of the College of Chiropractors of Ontario,   and in 2006 he was elected to the Executive Board of CCO.  He was elected  President of the College of Chiropractors of Ontario in June 2009 and was re – elected in April 2010 for a second term. He completed another two terms as President of the CCO from April 2012 – April 2014.  In April 2012 he was elected Secretary Treasurer of the FCEARB.  In December of 2012 he was awarded the Heart and Hands Award by the Ontario Chiropractic Association, an award commemorating Dr Michael Brickman’s contribution to the profession.  In August of 2015 he became the regional director of the International Chiropractors Association, Canada. In April of 2017, he was re-elected by his peer, to serve once again, on the council of the College of Chiropractors of Ontario.

Dr. Amlinger is a team teacher at the Dynamic Essentials meetings and has been granted the honor of anchoring the CA program on Saturday afternoons.

Dr. Amlinger sees his role as a teacher as that of facilitating personal growth in chiropractors, their families and their staff so that they can fall in love with the principles of chiropractic, integrate them into their lives, and develop their “ideal practices” from the inside out.  He sees the principle as the uniting force in chiropractic and is dedicated to enhancing the understanding and utilization of the principle around the world, and to helping people realize their God given purpose.

By surrendering to a life of purpose, vision and mission, one awakens their INNATE GIANT within and positions themselves to grasp the BIG IDEA.  This opens the door to a life of joy and peace, and ultimately allows one to serve humanity with an attitude of loving, giving and serving, just for the sake of doing so.

If interested in contacting Dr. Amlinger or, having him speak to your group, he may be reached at  dr.peteramlinger@me.com  or by phone at 905-569-7080.

John Minardi, D.C.

AwardedChiropractor of the Year in 2011 and 2018, Dr.Johnis the creator of Minardi Education, an innovative educational series which focuses onincreasingcertainty in the Power of the Chiropractic. For the past19 years, Dr. Minardi’sprimary interest has been to understand the Neurology of the Vertebral Subluxation Complex (VSC) and apply this information in a clinical setting for chiropractors and patients. Dr. John brings aunique blend of passion, intensity and excellent teaching skillsin order to explain, in a practical manner, the VSC’s segmental and global neurological effects that occur in the body.In addition to his busy lecture schedule, Dr. Minardi operates a full time practice in Oakville, Ontario.

Curricula Vitae

James Chestnut, D.C.

Dr. Chestnut holds a Bachelor of Physical Education degree, a Master of Science degree in exercise physiology with a specialization in neuromuscular adaptation, is a Doctor of Chiropractic, and holds a post-graduate Certification in Wellness Lifestyle. Dr. Chestnut received numerous academic awards of distinction during his undergraduate and graduate studies.

After graduating as a Doctor of Chiropractic, Dr. Chestnut wrote a book entitled ‘The 14 Foundational Premises’ summarizing the neurophysiological and musculoskeletal effects of the vertebral subluxation complex and the chiropractic adjustment that received an award of distinction from the International Chiropractors Association for its significant contribution to the scientific literature validating chiropractic. It is amongst the best-selling chiropractic books in history. Dr. Chestnut is also the author of 5 other books including his latest book on the indissoluble relationship between lifestyle, epigenetic expression, and health entitled, ‘Live Right for Your Species Type’. He also publishes a monthly Research Review where he summarizes, methodologically critiques, and explains the clinical relevance of peer-reviewed publications.

Dr. Chestnut recently developed the Evidence-Based Chiropractic and Lifestyle Clinical Protocols which include evidence-based spinal health exams, reports, and patient education; these protocols are in use in chiropractic offices around the world. Dr. Chestnut also developed, wrote the texts, and still teaches the evidence-based chiropractic and wellness lifestyle provider post-graduate certification program accredited through the International Chiropractors Association (ICA).

Dr. Chestnut has received numerous awards of distinction for his academic achievements and for his texts, his program, and his teaching. He presently holds the position of Chair of the International Chiropractors Association (ICA) Council on Wellness Lifestyle Science and is a member of the ICA Committee on Chiropractic Postgraduate Education. He is also on the Clinical Advisory Panel of the Australian Spinal Research Foundation.

Curricula Vitae

Michael Longyear, D.C.

Dr. Michael Longyear is the director of Chiropractic Neurology at the NeuroLIFE Institute with Life University.  A graduate of Parker University in Dallas, Texas he has dedicated his professional life to researching and learning all he can about the brain and nervous system and to develop non-invasive ways to treat conditions associated with it.  His passion lies in treating neurodevelopmental disorders as well as neuropsychological and sport related injuries.  In their spare time, he and his wife, Meaghan, donate their time and efforts with multiple pet organizations as well seniors and homeless shelters.  Having fought back from a month of paralysis, Dr. Longyear never accepted his new normal of being confined to a wheel chair and doesn’t believe that other patients should ever except their new normal either.  There is always improvement that can be made if you put in the work.

Curricula Vitae

Jenna Davis, D.C.

Dr. Jenna Davis owns a highly successful family wellness multidisciplinary clinic, Acorn Family Health and Wellness Centre, in Oakville, Ontario. She is a family chiropractor focusing on preconception, infertility, pre- and postnatal care, pediatrics, infant TMJD and women’s health. Dr. Davis loves working with families in all stages and has a unique ability to educate her practice members so they feel heard, honoured and understand how chiropractic can improve their function and life. She has a passion for educating and is an avid lecturer both in and out of her office.

Dr. Jenna Davis is an author, educator and travels around the world sharing information on the power of communication, infertility, pediatrics, infant TMJD, TOTs (Tethered Oral Tissues), team approach to health and wellness, secrets to adjusting pediatrics and prenatal patients, women’s health, niche marketing, finding your true passion and work/life balance. Dr. Davis also created a technique in 2016, the PIPS Technique (Pediatric Intraoral Palate Specific Technique) specifically to assist with Infant TMJD, Tongue-tie, Lip-tie, Dural Tension and Oromotor Challenges. Dr. Davis has been a featured speaker on many stages in Canada, the United States, Australia and the UK. She prides herself on her continual quest for the newest information and research and is a life long learner. Dr. Davis has done extensive postgraduate work and continues to expand and grow her knowledge base and resource team to give the best care possible to her practice members and the audiences she has the honour to present to. Dr. Davis utilizes her life and work experiences and challenges to help others learn and grow and, in turn, help chiropractic and chiropractors grow and flourish.

Curricula Vitae

Heidi Haavik, D.C., Ph.D.

Dr Heidi Haavik is the Director of Research at the New Zealand College of Chiropractic. She is a chiropractor and has a PhD in human neurophysiology from the University of Auckland. She is the author of the book ‘The Reality Check: A quest to Understand Chiropractic from the inside out’ (www.heidihaavik.com). This book describes in easy to understand language what happens in the brain when a chiropractor adjusts dysfunctional segments in the spine. Dr Haavik is the director of Haavik Research Ltd, a company that enlightens the world about the science of chiropractic (www.therealitycheck.com). Dr Haavik was a member of the World Federation of Chiropractic’s Research Council for ten years. Dr Haavik has received numerous research awards and has published a number of papers in chiropractic and neurophysiology journals. She is on the Editorial Board of the Journal of Manipulative and Physiological Therapeutics and Journal of Chiropractic Education and is a Review Editor in Movement Science and Sport Psychology for Frontiers in Psychology and Sports Science. She was named Chiropractor of the year in 2007 by both the New Zealand Chiropractic Association and the New Zealand College of Chiropractic Alumni Association.

Curricula Vitae

Guy Riekeman, D.C.

Guy F. Riekeman, D.C., was the fourth president of Life University in Marietta, Georgia and is currently Life University Chancellor. He brings to this critical leadership position in both higher education and the chiropractic profession an uplifting vision, focused energy and a wealth of practical experience. In a dynamically changing world, glutted with information and roiling with uncertainty, Dr. Riekeman daily demonstrates a unique ability to articulate meaning and inspiring discipline for institutional, professional and personal success.Dr. Riekeman obtained his chiropractic degree with honors in 1972 from Palmer College of Chiropractic in Iowa. He became a chiropractic spokesman, extolling the chiropractic message through award-winning television, video and audio productions. As a leader for the chiropractic centennial celebration in 1995, he produced the nationally aired TV documentary “From Simple Beginnings,” helping the public appreciate chiropractic’s contribution to health and wellness.Dr.Riekeman created companies and seminar programs to improve chiropractic practice and facilitate personal growth. Quest, founded in 1987, became one of the most widely acclaimed of such professional enterprises, a model for similar ones today, helping doctors throughout the world succeed in both business and patient care. Dr. Riekeman continues to be highly sought as a motivational speaker at both national and international levels.

Curricula Vitae

Eric Plasker, D.C.

Dr. Plasker is a 1985 graduate of Life University and has been a practicing chiropractor for over 30 years. He and his team have helped tens of thousands of patients from all over the world improve their health and quality of life through the chiropracticcare and 100 Year Lifestyle information provided at Plasker Chiropractic.Dr. Plasker is the international bestselling author of The 100 Year Lifestyle, The 100 Year Lifestyle Workout and The 100 Year Lifestyle Second Edition. His books have been translated into multiple languages and he has been featured on media, corporate and health care platforms worldwide.Dr. Plasker believes that “everyone deserves to be healthy from the time they are born through their last breath of life. This includes you!” We look forward to working with you and your family to help you reach your health goals and live your ideal 100 Year Lifestyle.

Curricula Vitae

Gilles LaMarche, D.C.

Dr. Gilles LaMarche is a leader, chiropractor, educator, accomplished author, professional speaker, and inspiring certified personal development/executive coach.  Dr. LaMarche found his calling as a healer when at the age of twelve he was taken to a chiropractor after years spent as an “unwell” child. His only expectation was that a chiropractor might help him resume regular activities without pain; little did he know that one meeting would change the course of his life and he would soon discover the science, art and philosophy of chiropractic which lead him to a vision for better health. This vision: to help the world discover the importance and value to taking personal responsibility for overall health and well-being naturally. Dr. LaMarche continues to live to this vision almost 50 years later.

After 25 years of successful practice, and 6 years in higher education, in the fall of 2013 he joined the executive team at Life University and is currently Vice President of University Advancement.  For more than 30 years, he has studied the philosophy of success, a hobby that has supported his vision to share the message of health and personal responsibility.

Gilles has learned to balance his life, enjoying a successful professional career and a wonderful personal life. His personal philosophy encompasses mind, body and spirit. He believes in the great importance of commitment and responsibility to the world in which we live. He is a husband, a doctor, a teacher, and a friend, and most importantly Dad to three terrific young adults, and grandfather to three beautiful princesses, and 2 little princes. His mission is to help all those he meets achieve their full potential. Gilles is a little man with a big heart and an open spirit. He has chosen to live a life of unconditional love and Lasting Purpose. “Loving Service – My First Technique” has become his way of life.

Curricula Vitae

David Fletcher, D.C.

For over 25 years, Dr. Fletcher has owned and managed one of Canada’s leading practices. Based in Toronto, he is a compelling speaker who educates doctors on efficient and profitable practice models. He recently acquired a majority position in ChiropracticLeadership Alliance (CLA) and assumed the role of Chairman and Chief Clinical Officer. Dr. Fletcher is a high-profile speaker, author and coach who has assisted hundreds of doctors around the globe to build stronger, more sustainable practices.His visionis to enhance CLA’s position in the marketplace by expanding its breath of solutions, educational services and technology innovation.“We will focus on the key areas every DC wants and needs, including innovative systems and an unwavering commitment to the patient. Consumers demand that their practitioner use the latest technologies, which in turn, enhances their experience and effectively educates them. Our ever-developing technologies will keep the chiropractor at the forefront of patient care and will create initiatives that position the DC for consistent growth”, continued Dr. Fletcher.

Curricula Vitae

Dan Sullivan, D.C.

Dr. Dan Sullivan graduated from Northwestern Collage of Chiropractic in 2004. He is a Principled Chiropractor with over 13 years of field experience in leading, educating, and mentoring the public, Chiropractic students, and Doctor of Chiropracticin human health and performance. Areas of expertise and ambitions include understanding and applying the Philosophy of Chiropractic and Chiropractic lifestyle, and the science that validates it. Highly passionate about studying, understanding, and communicating the science and evidence proving the deleterious effects of vertebral subluxation and its impact on human physiology

Curricula Vitae

Jason Deitch, D.C.

Always ahead of the curve, Dr. Jason Deitch has been mentoring inspired chiropractors and Health Professionals and helping them to share their health stories for decades. You probably already know him from the AmpLIFEied posts populating your Facebook newsfeed, but Deitch has been instrumental in getting our subluxation-based message heard long before social media was a household term.

Putting his undergraduate Marketing degree to good use, his first chiropractic book hit the market before he even attended chiropractic school. From tools and technology to platforms and podcasts, Deitch knows how to connect chiropractors to the world. To say he’s passionate about our Profession would be the understatement of the year.

Cathy Wendland-Colby, D.C.

Dr. Cathy Wendland-Colby graduated from Life University as a Doctor of Chiropractic in 1998. She is currently a Board Member of the Georgia Council of Chiropractic, the League of Chiropractic Women, and serves as a member of the ICA. Dr. Wendland-Colby is known for her work with pregnant women and young families. She has traveled around the world to lecture on the natural Chiropractic approach to health, pregnancy, birth and parenthood

Curricula Vitae

Chuck Ribley, D.C.

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Brandi McDonald

Brandi MacDonald and her husband run a busy family based, subluxation correction office in Edmonton, Canada. She left her leadership career when she was personally touched by the healing power of Chiropractic. She is the owner of True Concepts Inc. a consulting and professional speaking company that provides leadership training to Chiropractic teams. She is co -founder and developer of the online training program and community for Chiropractors called “The Vitality Shift” Co-author of 2 health promotion books highlighting her own healing journey through Chiropractic and bestselling author of the newly released “Sipping Brandi. Facebook Wisdom for Extraordinary Chiropractors and Teams.” Today, she spends her time instilling a message of hope and healing and is known as a “communication ninja”

Tom Preston, D.C.

Dr. Tom Preston is a highly sought-after trainer, advisor, consultant and coach who helps people “be” more so they can “do” more. For over 20 years he has been helping people unleash their unlimited human potential to live the life of their dreams by assisting them in connecting to their most authentic version of self.

A deeply committed family man, Dr. Preston began coaching and consulting after many professionals and doctors in his field asked him how he “did what he did?” How he ran one of the world’s most successful chiropractic, family-oriented cash practices and still found time to take 10 weeks of holidays per year, work a 20-hour work week and enjoy lots of time with his wife and five daughters?

One of the keys Tom has discovered in his many years of helping people perform at their peak is that getting more information isn’t usually what is inhibiting people from growing to their full potential in life and in business! Instead he has found that removing the blocks to applying the knowledge they already have is one of the main keys to personal and professional growth and transformation!  Helping people discover these blocks and then removing them is what he does best.

Tom studied at the University of Toronto before receiving his Doctor of Chiropractic degree from the Canadian Memorial Chiropractic College in Toronto in 1988. Tom currently resides in North Bay, Ontario with his wife Shelley and their five adorable daughters.

Procrastination is considered a dirty word in life and business. Yet the most successful people are masters in the fine art of procrastination. Join Dr. Tom has he uncovers how to procrastinate your way to success.

Kevin Jackson, BA, BSc, DC, FICA

Kevin Jackson was born and raised in Niagara Falls, Canada. He attended Niagara College in Welland, Ontario for a B.A., Brock University in St. Catherine’s, Ontario for a B.Sc. and Life University, Marietta, Georgia for a D.C..

He was the captain of the Life University Running Eagles Rugby Team graduate school division National Champions 1987.

He’s married to Dr. Selina Sigafoose Jackson and together they have practiced in York, Pennsylvania. They currently own and operate one of the largest chiropractic practices in the United States and have done so for the past 30 years.

Kevin is the Vice President of his state chiropractic organization the Chiropractic Fellowship of Pennsylvania. He is also a Fellow of the International Chiropractors Association.

Kevin has spoken at Chiro Europe, Cal Jam, Dynamic Essentials, New Beginnings, Life Vision, Life University, Focus Pennsylvania, Chiropractic Fellowship of Pennsylvania, New York Chiropractic Society, Bahama Chiropractic Society, Master’s Seminars Toronto.

He also holds a patent from the United States and Canada Patent Office. He invented a force attenuation device for football helmets that offsets Angular Acceleration by 27%. He is currently writing a scientific manuscript with Neuroscientist Dr. Kristen Willeumier.

He has 2 daughters named Kinna and Kloe and both are studying to be chiropractors.