My guest this week is Dr. Trefor Evans who has worked in the Hair Care industry for 30 years. He is the Director of Research at The Textile Research Institute (TRI) - Princeton which is an independent, non-profit, scientific research and education organization. In this video we chat about hair myths, marketing claims, hair loss, grey hair, hair tips, and so much more. Please don't forget to subscribe and share. https://www.youtube.com/watch?v=ECsiNIoRGgw