CTTTP Board of Directors, 2024


Christine E. Sheffer, PhD

Past President

Roswell Park Comprehensive Cancer Center

Christine E. Sheffer, PhD is a licensed clinical psychologist and a Professor of Oncology in the Department of Health Behavior at Roswell Park Comprehensive Cancer Center and the Director of Research and Evaluation for Roswell Park Cessation Services. As a clinician, researcher, and educator, her goals include contributing to incremental increases in the efficacy and uptake of high-quality evidence-based treatments for tobacco dependence, enabling individuals to obtain the help they need to achieve and maintain good health.

Dr. Sheffer's research focuses on the examination of bio-behavioral mechanisms that support and sustain addictive behaviors. Her work focuses on improving the efficacy and uptake of empirically-supported treatments for tobacco use, particularly among groups that experience tobacco-related health disparities; investigating neurocognitive processes associated with tobacco dependence and other risky and addictive health behaviors; and investigating effective methods to train health care providers in the treatment of tobacco dependence.


Surabhi Somani

Tobacco Control Professional


Toxin Taxation

Dr. Surabhi Somani is a distinguished Tobacco Cessation expert, wellness advocate, and entrepreneur with a profound commitment to making positive impacts. 

As the visionary behind her organisation "Toxin Taxation", she has dedicated over a decade to instill a toxin-free lifestyle among individuals. Her passion lies in inspiring people to invest in the well-being of their mind, body, soul, and environment, fostering a healthier society for all.

Dr. Somani spearheads AACHARYA, the sole accredited Tobacco Treatment Training Program in the Asian continent (except West Asia). Through AACHARYA, she continues to shape the next generation of tobacco treatment professionals across countries in Asia and Africa in clinical, government, education, corporate, and non-profit sectors, contributing significantly in advancing tobacco control initiatives.
As a result of her remarkable contributions in tobacco control, she has earned projects from several renowned organizations, including the World Health Organization (WHO). She also holds esteemed positions in globally recognized organizations, including the Council of Tobacco Treatment Training Program (CTTTP), The Association for the Treatment of Tobacco Use and Dependence (ATTUD), and the National Academy of Medical Sciences (NAMS), an advisory body to the Indian Government for National Health Policy and Planning.

She advocates for a healthy work-life balance and cherishes spending quality time nurturing her two wonderful children alongside her supportive husband. Dr Somani also practices Acupressure, Reiki, Yoga and is working towards opening a spiritual science centre providing a transformative space that empowers individuals to understand, embrace, and apply spiritual principles scientifically in their daily lives.


Jennifer Greyber


Duke-UNC Tobacco Treatment Specialist Training Program

Jennifer Greyber is the Program Coordinator for the Duke-UNC Tobacco Treatment Specialist Training Program. She is a grammar nerd and has a background in editing and publishing.

She lives in Durham, NC, and enjoys yoga, cooking, the NC mountains, and spending time with her husband and their 3 sons.

Iyaad Hasan pic

Iyaad Hasan, DNP, MBA, APRN

Chief Operating Officer / Vice President of Operations

The Breathing Association

Iyaad Hasan, DNP, MBA, APRN, is the Chief Operating Officer / Vice President of Operations-The Breathing Association in Columbus, Ohio. From the time Iyaad was a child, he always wanted to be in healthcare and wanted to focus on family practice, so he could impact and change lives. As the first member in his family's lineage to attend college, he earned three degrees from Case Western Reserve University. They include a Bachelor's in Medical Anthropology, a Masters of Science in Nursing (MSN), and a Doctorate of Nursing Practice (DNP). Additionally, Dr. Iyaad earned an MBA from Fitchburg State University in Massachusetts.

Throughout the course of his extensive 20+ year Nursing career, Dr. Iyaad has worked domestically and internationally for the following organizations: United States Public Health Service within the Immigration and US Customs Enforcement Health Corp and Administration for Strategic Preparedness and Response, Cleveland Clinic (Ohio, Florida, and Abu Dhabi), and CVS Minute Clinics, and, currently, The Breathing Association.

Husam ALSalamat

Communications Director

The University of Jordan

Husam A. ALSalamat holds a Doctor of Pharmacy degree (Pharm.D.) and a Master of Science (MSc) in Clinical Pharmacy. Husam is a consultant executive trainer in Data Management for Decision Making and he is an educator of clinical practice at various academic institutions. He is an active researcher with several published research in the fields of molecular oncology, health education, and public health. Husam is a certified Tobacco Treatment Specialist and aims to establish a program dedicated to providing tobacco treatment education for pharmacists.

Husam is based in Amman, Jordan. He serves as chairperson of the continuous professional development CPD committee at Jordan Pharmacists Association JPA, member and country representative at the International Society of Pharmacovigilance ISoP, ambassador of Jordan at IVPN-Network, organizing member at IVPN-NeuroPsychiatry, member of the International Pharmaceutical Federation FIP, member of the Healthcare Information and Management Systems Society HIMSS, and others.

Husam is a multifaceted individual with diverse interests outside of his professional endeavors. In his spare time, he enjoys playing chess, which he finds both intellectually stimulating and enjoyable. He is skilled in graphic design, which he uses to create beautiful and informative visuals for his work and personal projects. In addition to his graphic design skills, Husam enjoys playing the violin and painting, both of which provide him with a creative outlet and a way to relax and unwind.