Samuel C. Hampsher-Monk is Managing Director of BOTEC Analysis, where he leads research on the regulation of tobacco, cannabis, and reduced-risk nicotine products for public and private clients, including 501(c)(3) groups and LLPs, as well as municipal and state regulators. He holds a BA in Politics and Philosophy from the University of Southampton and an MSc from the University of Edinburgh. James E. Prieger, an economist, is Professor of Public Policy at Pepperdine University and Senior Researcher at BOTEC Analysis, where he leads research on illicit tobacco markets, alternative nicotine products, and related policy issues. He has published over 50 peer-reviewed journal articles and chapters. He received his BA from Yale University and his PhD in economics from the University of California, Berkeley. Sudhanshu Patwardhan is a licensed medical doctor based in the UK. After working in the pharma and tobacco sectors across three continents, he cofounded the Centre for Health Research and Education in 2019 to advance nicotine literacy and support tobacco harm reduction projects in the UK, USA, and South Asia.

• VOLUME 1.- 1. Introduction.- 2. Who is (still) smoking?.- 3. E-cigarettes: The technology, the market, and the practice of vaping.VOLUME 2.- 1. Is vaping safe?- 2. E-cigarettes and smoking cessation.- 3. The polarization over e-cigarettes.- 4. Cochrane Meta-Analyses of Smoking Cessation Treatment Efficacy.VOLUME 3.- 1. E-cigarette regulations and why they fail.- 2. Toward optimal e-cigarette policy.- 3. Remaining questions.- 4. Conclusions.

Samuel C. Hampsher-Monk is Managing Director of BOTEC Analysis, where he leads research on the regulation of tobacco, cannabis, and reduced-risk nicotine products for public and private clients, including 501(c)(3) groups and LLPs, as well as municipal and state regulators. He holds a BA in Politics and Philosophy from the University of Southampton and an MSc from the University of Edinburgh. James E. Prieger, an economist, is Professor of Public Policy at Pepperdine University and Senior Researcher at BOTEC Analysis, where he leads research on illicit tobacco markets, alternative nicotine products, and related policy issues. He has published over 50 peer-reviewed journal articles and chapters. He received his BA from Yale University and his PhD in economics from the University of California, Berkeley. Sudhanshu Patwardhan is a licensed medical doctor based in the UK. After working in the pharma and tobacco sectors across three continents, he cofounded the Centre for Health Research and Education in 2019 to advance nicotine literacy and support tobacco harm reduction projects in the UK, USA, and South Asia.

• VOLUME 1.- 1. Introduction.- 2. Who is (still) smoking?.- 3. E-cigarettes: The technology, the market, and the practice of vaping.VOLUME 2.- 1. Is vaping safe?- 2. E-cigarettes and smoking cessation.- 3. The polarization over e-cigarettes.- 4. Cochrane Meta-Analyses of Smoking Cessation Treatment Efficacy.VOLUME 3.- 1. E-cigarette regulations and why they fail.- 2. Toward optimal e-cigarette policy.- 3. Remaining questions.- 4. Conclusions.

Samuel C. Hampsher-Monk is Managing Director of BOTEC Analysis, where he leads research on the regulation of tobacco, cannabis, and reduced-risk nicotine products for public and private clients, including 501(c)(3) groups and LLPs, as well as municipal and state regulators. He holds a BA in Politics and Philosophy from the University of Southampton and an MSc from the University of Edinburgh. James E. Prieger, an economist, is Professor of Public Policy at Pepperdine University and Senior Researcher at BOTEC Analysis, where he leads research on illicit tobacco markets, alternative nicotine products, and related policy issues. He has published over 50 peer-reviewed journal articles and chapters. He received his BA from Yale University and his PhD in economics from the University of California, Berkeley. Sudhanshu Patwardhan is a licensed medical doctor based in the UK. After working in the pharma and tobacco sectors across three continents, he cofounded the Centre for Health Research and Education in 2019 to advance nicotine literacy and support tobacco harm reduction projects in the UK, USA, and South Asia.

• VOLUME 1.- 1. Introduction.- 2. Who is (still) smoking?.- 3. E-cigarettes: The technology, the market, and the practice of vaping.VOLUME 2.- 1. Is vaping safe?- 2. E-cigarettes and smoking cessation.- 3. The polarization over e-cigarettes.- 4. Cochrane Meta-Analyses of Smoking Cessation Treatment Efficacy.VOLUME 3.- 1. E-cigarette regulations and why they fail.- 2. Toward optimal e-cigarette policy.- 3. Remaining questions.- 4. Conclusions.