Roxanne Hayes

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Stefan Didak
Stefan Didak is the founder and president of NOT Blowing Smoke. Prior to dedicating all his time to vaping advocacy he was a software engineer who started his first business at the age of 18 and for over 25 years was involved in developing 3D computer graphics and animation software. Stefan has been featured in many articles and interviews on the subject of vapor products, including professor Stanton Glantz’ Tobacco Control blog at the University of California, San Francisco.