
Sigma Nutrition Radio
#597: Behavioral Psychology in Diet & Health Counselling – David Creel, PhD, RD
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10 Mar 2026 · 51 min
Nutrition basicsWeight management
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About this episode
In clinical practice effective nutrition, exercise, and obesity care is rarely about identifying the single "best" plan on paper. Instead, sustainable change depends on behavioral psychology: understanding the person's context, motivation, barriers, and patterns, then co-designing practical steps that can actually be implemented in real life. David Creel PhD, RD is a clinical psychologist and registered dietitian working in weight management at the Cleveland Clinic. Dr. Creel discusses how clini