Peter Hajek Gets It Planet of the Vapes Understanding e cigarettes and tobacco dependence Professor Peter Hajek YouTube Vermont Register for our #VCBHLectureSeries on March 17 at 12 PM ET when we welcome Peter Hajek, PhD. Dr. Hajek will present: #E cigarettes and #Smoking Cessation: Can E cigarettes Speed Up the Dual use of cigarettes and vapes can reduce risks of smoking and help smokers quit, study finds