Our Team

Jean-Luc Eiselé has worked in the field of medical association management for almost 20 years. He was trained as a biochemist working at the Biozentrum in Basel and the Pasteur Institute in Paris. In 1999, he joined the European Respiratory Society as Scientific Affairs Manager in charge of the Annual Congress and was offered to develop the educational activities, in particular the online portfolio. In 2001 he was nominated Deputy Executive Director and in 2007 ERS Executive Director. In 2011, he was appointed by FDI World Dental Federation as Executive Director, developing in particular its advocacy work and launching successfully the World Oral Health Day. He joined the World Heart Federation (WHF) as Chief Executive Officer in May 2017, strengthening the business model, the focus on communication and advocacy and membership engagement.

Jeremiah has over 10 years’ experience working in global health policy, advocacy and leadership.  Jeremiah has previously served as the Executive Director of Reach, a global NGO, working to promote the health of vulnerable populations by supporting local, regional and global efforts to prevent and control rheumatic fever and rheumatic heart disease.

Jeremiah served as Director of Policy and Advocacy at the World Heart Federation (WHF) where he led WHF’s work policy work on cardiovascular and rheumatic heart diseases, including successfully spearheading a global campaign for a World Health Assembly Resolution on rheumatic fever and rheumatic heart disease.

Kelcey Clara Armstrong-Walenczak joined the World Heart Federation's Policy and Advocacy team in 2019. She advocates for evidence-based cardiovascular health policies at the global level: leading the work on air pollution and CVD, managing the Global Coalition for Circulatory Health, and frequently representing WHF at high-level fora such as the World Health Assembly. She has served as the Co-Chair of the Taskforce on Women and NCDs and focal point for the WHO Civil Society Working Group on Climate and Health.

Kelcey has gained her broad international experience at a diverse series of organizations, including UNHCR and Right Livelihood. Most recently, she supported advocacy and communications efforts at the Kofi Annan Foundation on issues ranging from the prevention of violent extremism to the recognition of snakebite as a Neglected Tropical Disease.

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Borjana Pervan is a journalist and communications leader who likes to ask questions, seek solutions, and communicate reasons for action. While working as a broadcast and print reporter in her country of origin, Bulgaria, she uncovered a major international human trafficking ring.  Before joining the World Heart Federation, she worked in advertising and more recently led the global communications teams of two international organisations, aiming to improve the lives and livelihoods of millions of people. At WHF Borjana leads the effort to empower the global cardiovascular community to speak with a strong voice and inspire change.

Head of Marketing and Member Engagement at World Heart Federation

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Junior Communications Officer

Andrea is a seasoned business development professional with 25+ years experience leading teams in sales & marketing functions, including 16 years with the DuPont Company. Since 2017, she has led the Partnerships & Programmes for the World Heart Federation forge collaborations with industry partners to make a difference in reducing the escalating cardiovascular health burden. Andrea also serves as the Chair, of the Fight the Fakes, Swiss-based, not-for-profit organization to protect against fake and substandard medicines of which WHF is a founding member. Born and raised in New York, Andrea holds Swiss and Italian nationalities and speaks English, French, Italian, German and with a good knowledge of Spanish. She holds a Bachelor of Science degree in Applied Economics from Hofstra University, New York and a Master in Business Administration from Università Luigi Bocconi in Milan, Italy.

Sean joined World Heart Federation as Director of Science and Public Health in 2022. He has over 10 years’ experience in the health and not-for-profit sectors. Prior to joining WHF, Sean held the position of Education and Public Health Director at FDI World Dental Federation, leading a diverse portfolio of initiatives including professional education, research and public health programmes. He has also held roles related to project management, events organization and external relations at the International Diabetes Federation and International Osteoporosis Foundation.  Sean holds a master’s degree in Global Health from the University of Geneva and is particularly interested in issues of access to care, healthcare systems and digital health. At WHF, Sean is responsible for projects related to science and public health, including the World Heart Observatory and CVD Roadmaps.

Pablo Perel, from Argentina, is a cardiologist and epidemiologist, he is Professor of Clinical Epidemiology at the London School of Hygiene & Tropical Medicine (United Kingdom) . He is also the Senior Science Advisor of the World Heart Federation (Switzerland), and editor of the Global Heart Journal. He has authored over 200 peer reviewed publications and several book chapters. His main interest is cardiovascular implementation research in limited resources and humanitarian settings.

Lana has worked extensively in global health developing tools and building capacity and raising awareness to enable healthier populations. She is currently the Science Programme Manager within the Science and Public Health team at the World Heart Federation where she is focused on translating science into policy to drive action and improve heart health for all. She was previously working at the World Health Organization on project coordination, global guidelines, technical assistance to countries and policy development for Non-Communicable Diseases (NCDs).

She trained as a human movement specialist (exercise science and ergonomics) and public health nutritionist, holds a Master of Occupational Health and Master of Human Nutrition.