Joshua Margolis is a personal trainer with a Bachelors Degree in Sports Psychology. He holds certifications from A.C.E., A.I.F.E., and N.A.S.M, and is also prenatal and postpartum fitness certified. Joshua has been working in the health and fitness arena for over 8 years designing personalized fitness programs which incorporate motivational techniques to enhance performance. Joshua is also the fitness model in "THE DUKE DIET": World renowned health and fitness book. His fitness philosophy: "Your self image and habits go hand in hand; change one and you will automatically change the other. personal trainer upper east side - http://mindovermatternyc.com/trainers