Dr. Linda Gillis, Registered Dietitian, PhD in Science

Dr_ Linda Gillis


Dr. Linda Gillis came to George Brown College in May 2016 after spending 20 years at McMaster Children’s Hospital as a clinical Registered Dietitian and Researcher in the field of Childhood Obesity.  She was an Assistant Professor at McMaster University, and her research interests included how nutrition and exercise interacted to treat obesity and its complications. She obtained her PhD in 2015. 

She is known for her expertise in research and education and acts as a consultant and educator at various universities and hospitals.  She has won awards for her speaking abilities and uses humour and creative learning techniques to interest participants and learners of all ages.

Areas Of Specialization

Nutrition-all Chef Programs, including Degree Program

Areas Of Expertise

Nutrition-all Chef Programs, including Degree Program

Career Highlights

Professor, George Brown College 2016-presentEntrepreneur, Research & Education Consultant, e.g. McMaster University, Brock University 2015-2016Assistant Professor, McMaster University 2011-2016Registered Dietitian, McMaster Children’s Hospital, Childhood Obesity, Hyperlipidemia, Diabetes, Hypertension, Nutrient Deficiencies, Eating Disorders, Exercise Medicine 1996-2016Entrepreneur, Consultant Dietitian, “Nutrition Works”, Eating Disorders e.g. Redeemer University College 1996-1998

Other Activities

Canadian Foundation for Dietetic Research Grant Committee Member, Dietitians of Canada, 2009-presentTotal Career Research Funding (Principle Investigator or Co-investigator) $221,659 Invited Speaker Dietitian Meetings across Ontario


Three Minute Thesis Finalist, McMaster University, 2015Best Oral Presentation, McMaster University Pediatric Child Health Research Day, 2012Abstract Chosen in 'Hot Topics' Division at European Obesity Congress, France, 2012Hamilton Health Sciences Travel Award, Hamilton Health Sciences, 2012Thematic Poster Presentation at American College of Sports Medicine (second author), 2011Maddak Award (U.S. National award for Innovation) Board Game-Castle of Colours, 2008Health Professional Tuition Assistance Research Awards, Hamilton Health Sciences, 2008-2012, 2014


The Association of Pseudohypoparathyroidism Type 1a with Chiari Malformation Type 1: A Coincidence or a Common Link, Kashani P, Roy M, Gillis L, et al., Journal Article, Case Report in Medicine, 2016, 1-4, 2016.

Effects of Short-term Exercise Training With and Without Milk Intake on Cardiometabolic and Inflammatory Adaptations in Obese Adolescents, Liu M, Gillis L, et. al., Journal Article, Ped Exerc Sci, 27, 518-524, 2015.

Circulating Endothelial Cells in Children:  Role of Fitness, Activity, and Adiposity, Obeid J, Nguyen T, Walker R, Gillis L & Timmons B, Journal Article, Med Sci Sports Exerc, 46, 1974-1980, 2014.

Dietary Intervention for the Treatment of Pediatric Obesity in: 2006 Canadian Clinical Practice Guidelines on the Management and Prevention of Obesity in Adults and Children, Gillis L., et al. Journal Article, Cdn Med Assoc J, 8, Suppl:1 –117, 2007.

Overweight Children Reduce Their Activity Levels Earlier In Life Than Healthy Weight Children. Gillis L., Kennedy L & Bar-Or O., Journal Article, Clin J Sport Med 16, 51-55, 2006.

Relationship Between Summer Vacation Weight Gain and Lack of Success in a Pediatric Weight Control Program. Gillis L., McDowell M & Bar-Or O, Journal Article, Eat Behav. 6, 137-143, 2005.

Nutrient Inadequacy in Obese Children and Adolescents. Gillis L. & Gillis A, Journal Article, Cdn J Diet Prac & Res, 66, 237-242, 2005.

Food Away From Home, Sugar-Sweetened Drink Consumption and Juvenile Obesity, Gillis L. & Bar-Or O, Journal Article, J Am Coll Nutr, 22, 539-545, 2003.

Use of an Interactive Game to Increase Food Acceptance-A Pilot Study, Gillis L, Journal Article, Child Care Health Dvpt, 29, 373-375, 2003.

Relationship Between Juvenile Obesity, Dietary Energy and Fat Intake and Physical Activity, Gillis LJ,  Kennedy LC, Gillis AM & Bar-Or O,  Journal Article, Intl J Obes, 26, 458-463, 2002.

Validating a Practical Approach To Determine Weight Control In Obese Children and Adolescents, Gillis L.  Bar-Or O & Calvert R, Journal Article, Intl. J. Obesity, 24, 1648-1652, 2000.

Bifidobacterium Correlates With The Folate Status of Rats Fed Diets Containing Human Milk, Krause (maiden name) LJ, Forsberg, CW & O’Connor DL., Journal Article, J. Nutr, 126, 1505-1511,1996.